Home / 52,113.25-78,174.20-15,177.25

Finding the Fourth Proportional to 52,113.25, 78,174.20 and 15,177.25

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Solution

The fourth proportional to 52,113.25, 78,174.20 and 15,177.25 is: 22,767.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,113.25 : 78,174.20 = 15,177.25 : x
  2. Step 2: Convert to fraction form
    52,113.25/78,174.20 = 15,177.25/x
  3. Step 3: Cross multiply
    52,113.25x = 78,174.20 × 15,177.25
  4. Step 4: Simplify right side
    52,113.25x = 1,186,469,376.95
  5. Step 5: Solve for x
    x = 1,186,469,376.95/52,113.25
  6. Step 6: Final answer
    x = 22,767.13

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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.