Home / 77,301.78-115,951.20-24,711.27

Finding the Fourth Proportional to 77,301.78, 115,951.20 and 24,711.27

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Solution

The fourth proportional to 77,301.78, 115,951.20 and 24,711.27 is: 37,066.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,301.78 : 115,951.20 = 24,711.27 : x
  2. Step 2: Convert to fraction form
    77,301.78/115,951.20 = 24,711.27/x
  3. Step 3: Cross multiply
    77,301.78x = 115,951.20 × 24,711.27
  4. Step 4: Simplify right side
    77,301.78x = 2,865,301,410.02
  5. Step 5: Solve for x
    x = 2,865,301,410.02/77,301.78
  6. Step 6: Final answer
    x = 37,066.44

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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.