Home / 99,110.16-148,601.88-65,337.12

Finding the Fourth Proportional to 99,110.16, 148,601.88 and 65,337.12

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Solution

The fourth proportional to 99,110.16, 148,601.88 and 65,337.12 is: 97,963.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,110.16 : 148,601.88 = 65,337.12 : x
  2. Step 2: Convert to fraction form
    99,110.16/148,601.88 = 65,337.12/x
  3. Step 3: Cross multiply
    99,110.16x = 148,601.88 × 65,337.12
  4. Step 4: Simplify right side
    99,110.16x = 9,709,218,865.79
  5. Step 5: Solve for x
    x = 9,709,218,865.79/99,110.16
  6. Step 6: Final answer
    x = 97,963.91

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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.