Home / 95,312.48-142,975.38-39,155.42

Finding the Fourth Proportional to 95,312.48, 142,975.38 and 39,155.42

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Solution

The fourth proportional to 95,312.48, 142,975.38 and 39,155.42 is: 58,735.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,312.48 : 142,975.38 = 39,155.42 : x
  2. Step 2: Convert to fraction form
    95,312.48/142,975.38 = 39,155.42/x
  3. Step 3: Cross multiply
    95,312.48x = 142,975.38 × 39,155.42
  4. Step 4: Simplify right side
    95,312.48x = 5,598,261,053.56
  5. Step 5: Solve for x
    x = 5,598,261,053.56/95,312.48
  6. Step 6: Final answer
    x = 58,735.87

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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.