Home / 52,124.32-78,227.76-27,171.52

Finding the Fourth Proportional to 52,124.32, 78,227.76 and 27,171.52

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Solution

The fourth proportional to 52,124.32, 78,227.76 and 27,171.52 is: 40,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,124.32 : 78,227.76 = 27,171.52 : x
  2. Step 2: Convert to fraction form
    52,124.32/78,227.76 = 27,171.52/x
  3. Step 3: Cross multiply
    52,124.32x = 78,227.76 × 27,171.52
  4. Step 4: Simplify right side
    52,124.32x = 2,125,567,145.40
  5. Step 5: Solve for x
    x = 2,125,567,145.40/52,124.32
  6. Step 6: Final answer
    x = 40,778.80

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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.