Home / 56,545.10-84,817.65-51,101.90

Finding the Fourth Proportional to 56,545.10, 84,817.65 and 51,101.90

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Solution

The fourth proportional to 56,545.10, 84,817.65 and 51,101.90 is: 76,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,545.10 : 84,817.65 = 51,101.90 : x
  2. Step 2: Convert to fraction form
    56,545.10/84,817.65 = 51,101.90/x
  3. Step 3: Cross multiply
    56,545.10x = 84,817.65 × 51,101.90
  4. Step 4: Simplify right side
    56,545.10x = 4,334,343,068.54
  5. Step 5: Solve for x
    x = 4,334,343,068.54/56,545.10
  6. Step 6: Final answer
    x = 76,652.85

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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.