Home / 99,552.80-148,897.20-89,098.40

Finding the Fourth Proportional to 99,552.80, 148,897.20 and 89,098.40

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Solution

The fourth proportional to 99,552.80, 148,897.20 and 89,098.40 is: 133,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,552.80 : 148,897.20 = 89,098.40 : x
  2. Step 2: Convert to fraction form
    99,552.80/148,897.20 = 89,098.40/x
  3. Step 3: Cross multiply
    99,552.80x = 148,897.20 × 89,098.40
  4. Step 4: Simplify right side
    99,552.80x = 13,266,502,284.48
  5. Step 5: Solve for x
    x = 13,266,502,284.48/99,552.80
  6. Step 6: Final answer
    x = 133,260.97

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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.