Home / 51,472.56-77,155.97-29,238.47

Finding the Fourth Proportional to 51,472.56, 77,155.97 and 29,238.47

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Solution

The fourth proportional to 51,472.56, 77,155.97 and 29,238.47 is: 43,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,472.56 : 77,155.97 = 29,238.47 : x
  2. Step 2: Convert to fraction form
    51,472.56/77,155.97 = 29,238.47/x
  3. Step 3: Cross multiply
    51,472.56x = 77,155.97 × 29,238.47
  4. Step 4: Simplify right side
    51,472.56x = 2,255,921,982.19
  5. Step 5: Solve for x
    x = 2,255,921,982.19/51,472.56
  6. Step 6: Final answer
    x = 43,827.66

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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.