Home / 56,068.20-77,380.29-34,553.61

Finding the Fourth Proportional to 56,068.20, 77,380.29 and 34,553.61

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Solution

The fourth proportional to 56,068.20, 77,380.29 and 34,553.61 is: 47,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,068.20 : 77,380.29 = 34,553.61 : x
  2. Step 2: Convert to fraction form
    56,068.20/77,380.29 = 34,553.61/x
  3. Step 3: Cross multiply
    56,068.20x = 77,380.29 × 34,553.61
  4. Step 4: Simplify right side
    56,068.20x = 2,673,768,362.35
  5. Step 5: Solve for x
    x = 2,673,768,362.35/56,068.20
  6. Step 6: Final answer
    x = 47,687.79

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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.