Home / 88,972.43-133,419.76-26,628.35

Finding the Fourth Proportional to 88,972.43, 133,419.76 and 26,628.35

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Solution

The fourth proportional to 88,972.43, 133,419.76 and 26,628.35 is: 39,930.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,972.43 : 133,419.76 = 26,628.35 : x
  2. Step 2: Convert to fraction form
    88,972.43/133,419.76 = 26,628.35/x
  3. Step 3: Cross multiply
    88,972.43x = 133,419.76 × 26,628.35
  4. Step 4: Simplify right side
    88,972.43x = 3,552,747,332.53
  5. Step 5: Solve for x
    x = 3,552,747,332.53/88,972.43
  6. Step 6: Final answer
    x = 39,930.88

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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.