Home / 99,304.20-148,859.10-88,806.60

Finding the Fourth Proportional to 99,304.20, 148,859.10 and 88,806.60

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Solution

The fourth proportional to 99,304.20, 148,859.10 and 88,806.60 is: 133,122.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,304.20 : 148,859.10 = 88,806.60 : x
  2. Step 2: Convert to fraction form
    99,304.20/148,859.10 = 88,806.60/x
  3. Step 3: Cross multiply
    99,304.20x = 148,859.10 × 88,806.60
  4. Step 4: Simplify right side
    99,304.20x = 13,219,670,550.06
  5. Step 5: Solve for x
    x = 13,219,670,550.06/99,304.20
  6. Step 6: Final answer
    x = 133,122.98

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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.