Home / 52,665.18-72,310.43-51,294.66

Finding the Fourth Proportional to 52,665.18, 72,310.43 and 51,294.66

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Solution

The fourth proportional to 52,665.18, 72,310.43 and 51,294.66 is: 70,428.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,665.18 : 72,310.43 = 51,294.66 : x
  2. Step 2: Convert to fraction form
    52,665.18/72,310.43 = 51,294.66/x
  3. Step 3: Cross multiply
    52,665.18x = 72,310.43 × 51,294.66
  4. Step 4: Simplify right side
    52,665.18x = 3,709,138,921.30
  5. Step 5: Solve for x
    x = 3,709,138,921.30/52,665.18
  6. Step 6: Final answer
    x = 70,428.68

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.