Home / 95,439.25-143,127.08-38,498.45

Finding the Fourth Proportional to 95,439.25, 143,127.08 and 38,498.45

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Solution

The fourth proportional to 95,439.25, 143,127.08 and 38,498.45 is: 57,734.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,439.25 : 143,127.08 = 38,498.45 : x
  2. Step 2: Convert to fraction form
    95,439.25/143,127.08 = 38,498.45/x
  3. Step 3: Cross multiply
    95,439.25x = 143,127.08 × 38,498.45
  4. Step 4: Simplify right side
    95,439.25x = 5,510,169,824.90
  5. Step 5: Solve for x
    x = 5,510,169,824.90/95,439.25
  6. Step 6: Final answer
    x = 57,734.84

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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.