Home / 56,358.08-77,773.20-31,207.04

Finding the Fourth Proportional to 56,358.08, 77,773.20 and 31,207.04

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Solution

The fourth proportional to 56,358.08, 77,773.20 and 31,207.04 is: 43,065.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,358.08 : 77,773.20 = 31,207.04 : x
  2. Step 2: Convert to fraction form
    56,358.08/77,773.20 = 31,207.04/x
  3. Step 3: Cross multiply
    56,358.08x = 77,773.20 × 31,207.04
  4. Step 4: Simplify right side
    56,358.08x = 2,427,071,363.33
  5. Step 5: Solve for x
    x = 2,427,071,363.33/56,358.08
  6. Step 6: Final answer
    x = 43,065.19

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1.5x scale

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.