Home / 105,106.59-157,604.22-45,873.09

Finding the Fourth Proportional to 105,106.59, 157,604.22 and 45,873.09

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Solution

The fourth proportional to 105,106.59, 157,604.22 and 45,873.09 is: 68,785.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,106.59 : 157,604.22 = 45,873.09 : x
  2. Step 2: Convert to fraction form
    105,106.59/157,604.22 = 45,873.09/x
  3. Step 3: Cross multiply
    105,106.59x = 157,604.22 × 45,873.09
  4. Step 4: Simplify right side
    105,106.59x = 7,229,792,568.44
  5. Step 5: Solve for x
    x = 7,229,792,568.44/105,106.59
  6. Step 6: Final answer
    x = 68,785.34

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1.5x scale

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.