Home / 95,279.36-142,908.80-39,125.28

Finding the Fourth Proportional to 95,279.36, 142,908.80 and 39,125.28

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Solution

The fourth proportional to 95,279.36, 142,908.80 and 39,125.28 is: 58,683.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,279.36 : 142,908.80 = 39,125.28 : x
  2. Step 2: Convert to fraction form
    95,279.36/142,908.80 = 39,125.28/x
  3. Step 3: Cross multiply
    95,279.36x = 142,908.80 × 39,125.28
  4. Step 4: Simplify right side
    95,279.36x = 5,591,346,814.46
  5. Step 5: Solve for x
    x = 5,591,346,814.46/95,279.36
  6. Step 6: Final answer
    x = 58,683.72

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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.