Home / 56,353.38-77,767.66-31,202.88

Finding the Fourth Proportional to 56,353.38, 77,767.66 and 31,202.88

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Solution

The fourth proportional to 56,353.38, 77,767.66 and 31,202.88 is: 43,059.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,353.38 : 77,767.66 = 31,202.88 : x
  2. Step 2: Convert to fraction form
    56,353.38/77,767.66 = 31,202.88/x
  3. Step 3: Cross multiply
    56,353.38x = 77,767.66 × 31,202.88
  4. Step 4: Simplify right side
    56,353.38x = 2,426,574,962.86
  5. Step 5: Solve for x
    x = 2,426,574,962.86/56,353.38
  6. Step 6: Final answer
    x = 43,059.97

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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.