Home / 112,303,274.22-168,454,685.42-105,469,266.92

Finding the Fourth Proportional to 112,303,274.22, 168,454,685.42 and 105,469,266.92

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Solution

The fourth proportional to 112,303,274.22, 168,454,685.42 and 105,469,266.92 is: 158,203,688.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,303,274.22 : 168,454,685.42 = 105,469,266.92 : x
  2. Step 2: Convert to fraction form
    112,303,274.22/168,454,685.42 = 105,469,266.92/x
  3. Step 3: Cross multiply
    112,303,274.22x = 168,454,685.42 × 105,469,266.92
  4. Step 4: Simplify right side
    112,303,274.22x = 17,766,792,180,486,612
  5. Step 5: Solve for x
    x = 17,766,792,180,486,612/112,303,274.22
  6. Step 6: Final answer
    x = 158,203,688.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.