Home / 75,635.32-113,504.02-56,929.18

Finding the Fourth Proportional to 75,635.32, 113,504.02 and 56,929.18

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Solution

The fourth proportional to 75,635.32, 113,504.02 and 56,929.18 is: 85,432.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,635.32 : 113,504.02 = 56,929.18 : x
  2. Step 2: Convert to fraction form
    75,635.32/113,504.02 = 56,929.18/x
  3. Step 3: Cross multiply
    75,635.32x = 113,504.02 × 56,929.18
  4. Step 4: Simplify right side
    75,635.32x = 6,461,690,785.30
  5. Step 5: Solve for x
    x = 6,461,690,785.30/75,635.32
  6. Step 6: Final answer
    x = 85,432.19

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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.