Home / 215,927.52-323,876.16-75,696

Finding the Fourth Proportional to 215,927.52, 323,876.16 and 75,696

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Solution

The fourth proportional to 215,927.52, 323,876.16 and 75,696 is: 113,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,927.52 : 323,876.16 = 75,696 : x
  2. Step 2: Convert to fraction form
    215,927.52/323,876.16 = 75,696/x
  3. Step 3: Cross multiply
    215,927.52x = 323,876.16 × 75,696
  4. Step 4: Simplify right side
    215,927.52x = 24,516,129,807.36
  5. Step 5: Solve for x
    x = 24,516,129,807.36/215,927.52
  6. Step 6: Final answer
    x = 113,538.70

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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.