Home / 68,909.46-95,103.86-42,046.28

Finding the Fourth Proportional to 68,909.46, 95,103.86 and 42,046.28

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Solution

The fourth proportional to 68,909.46, 95,103.86 and 42,046.28 is: 58,029.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,909.46 : 95,103.86 = 42,046.28 : x
  2. Step 2: Convert to fraction form
    68,909.46/95,103.86 = 42,046.28/x
  3. Step 3: Cross multiply
    68,909.46x = 95,103.86 × 42,046.28
  4. Step 4: Simplify right side
    68,909.46x = 3,998,763,526.64
  5. Step 5: Solve for x
    x = 3,998,763,526.64/68,909.46
  6. Step 6: Final answer
    x = 58,029.24

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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.