Home / 97,337.16-134,323.92-54,909.36

Finding the Fourth Proportional to 97,337.16, 134,323.92 and 54,909.36

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Solution

The fourth proportional to 97,337.16, 134,323.92 and 54,909.36 is: 75,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,337.16 : 134,323.92 = 54,909.36 : x
  2. Step 2: Convert to fraction form
    97,337.16/134,323.92 = 54,909.36/x
  3. Step 3: Cross multiply
    97,337.16x = 134,323.92 × 54,909.36
  4. Step 4: Simplify right side
    97,337.16x = 7,375,640,479.89
  5. Step 5: Solve for x
    x = 7,375,640,479.89/97,337.16
  6. Step 6: Final answer
    x = 75,774.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.