Home / 77,101.50-115,654.29-24,510.96

Finding the Fourth Proportional to 77,101.50, 115,654.29 and 24,510.96

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Solution

The fourth proportional to 77,101.50, 115,654.29 and 24,510.96 is: 36,767.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,101.50 : 115,654.29 = 24,510.96 : x
  2. Step 2: Convert to fraction form
    77,101.50/115,654.29 = 24,510.96/x
  3. Step 3: Cross multiply
    77,101.50x = 115,654.29 × 24,510.96
  4. Step 4: Simplify right side
    77,101.50x = 2,834,797,676.02
  5. Step 5: Solve for x
    x = 2,834,797,676.02/77,101.50
  6. Step 6: Final answer
    x = 36,767.09

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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.