Home / 112,596.22-155,204.13-88,685.02

Finding the Fourth Proportional to 112,596.22, 155,204.13 and 88,685.02

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Solution

The fourth proportional to 112,596.22, 155,204.13 and 88,685.02 is: 122,244.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,596.22 : 155,204.13 = 88,685.02 : x
  2. Step 2: Convert to fraction form
    112,596.22/155,204.13 = 88,685.02/x
  3. Step 3: Cross multiply
    112,596.22x = 155,204.13 × 88,685.02
  4. Step 4: Simplify right side
    112,596.22x = 13,764,281,373.13
  5. Step 5: Solve for x
    x = 13,764,281,373.13/112,596.22
  6. Step 6: Final answer
    x = 122,244.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.