Home / 89,660.61-134,459.24-26,463.83

Finding the Fourth Proportional to 89,660.61, 134,459.24 and 26,463.83

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Solution

The fourth proportional to 89,660.61, 134,459.24 and 26,463.83 is: 39,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,660.61 : 134,459.24 = 26,463.83 : x
  2. Step 2: Convert to fraction form
    89,660.61/134,459.24 = 26,463.83/x
  3. Step 3: Cross multiply
    89,660.61x = 134,459.24 × 26,463.83
  4. Step 4: Simplify right side
    89,660.61x = 3,558,306,663.40
  5. Step 5: Solve for x
    x = 3,558,306,663.40/89,660.61
  6. Step 6: Final answer
    x = 39,686.40

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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.