Home / 56,158.26-84,166.65-49,121.52

Finding the Fourth Proportional to 56,158.26, 84,166.65 and 49,121.52

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Solution

The fourth proportional to 56,158.26, 84,166.65 and 49,121.52 is: 73,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,158.26 : 84,166.65 = 49,121.52 : x
  2. Step 2: Convert to fraction form
    56,158.26/84,166.65 = 49,121.52/x
  3. Step 3: Cross multiply
    56,158.26x = 84,166.65 × 49,121.52
  4. Step 4: Simplify right side
    56,158.26x = 4,134,393,781.31
  5. Step 5: Solve for x
    x = 4,134,393,781.31/56,158.26
  6. Step 6: Final answer
    x = 73,620.40

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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.