Home / 55,766.85-76,956.96-31,892.10

Finding the Fourth Proportional to 55,766.85, 76,956.96 and 31,892.10

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Solution

The fourth proportional to 55,766.85, 76,956.96 and 31,892.10 is: 44,010.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,766.85 : 76,956.96 = 31,892.10 : x
  2. Step 2: Convert to fraction form
    55,766.85/76,956.96 = 31,892.10/x
  3. Step 3: Cross multiply
    55,766.85x = 76,956.96 × 31,892.10
  4. Step 4: Simplify right side
    55,766.85x = 2,454,319,064.02
  5. Step 5: Solve for x
    x = 2,454,319,064.02/55,766.85
  6. Step 6: Final answer
    x = 44,010.36

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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.