Home / 51,780.25-77,545.81-29,526.15

Finding the Fourth Proportional to 51,780.25, 77,545.81 and 29,526.15

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Solution

The fourth proportional to 51,780.25, 77,545.81 and 29,526.15 is: 44,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,780.25 : 77,545.81 = 29,526.15 : x
  2. Step 2: Convert to fraction form
    51,780.25/77,545.81 = 29,526.15/x
  3. Step 3: Cross multiply
    51,780.25x = 77,545.81 × 29,526.15
  4. Step 4: Simplify right side
    51,780.25x = 2,289,629,217.93
  5. Step 5: Solve for x
    x = 2,289,629,217.93/51,780.25
  6. Step 6: Final answer
    x = 44,218.20

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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.