Home / 254,785.46-382,331.79-88,690.10

Finding the Fourth Proportional to 254,785.46, 382,331.79 and 88,690.10

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Solution

The fourth proportional to 254,785.46, 382,331.79 and 88,690.10 is: 133,088.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,785.46 : 382,331.79 = 88,690.10 : x
  2. Step 2: Convert to fraction form
    254,785.46/382,331.79 = 88,690.10/x
  3. Step 3: Cross multiply
    254,785.46x = 382,331.79 × 88,690.10
  4. Step 4: Simplify right side
    254,785.46x = 33,909,044,688.28
  5. Step 5: Solve for x
    x = 33,909,044,688.28/254,785.46
  6. Step 6: Final answer
    x = 133,088.62

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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.