Home / 95,306.33-142,889.42-45,421.45

Finding the Fourth Proportional to 95,306.33, 142,889.42 and 45,421.45

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Solution

The fourth proportional to 95,306.33, 142,889.42 and 45,421.45 is: 68,098.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,306.33 : 142,889.42 = 45,421.45 : x
  2. Step 2: Convert to fraction form
    95,306.33/142,889.42 = 45,421.45/x
  3. Step 3: Cross multiply
    95,306.33x = 142,889.42 × 45,421.45
  4. Step 4: Simplify right side
    95,306.33x = 6,490,244,646.06
  5. Step 5: Solve for x
    x = 6,490,244,646.06/95,306.33
  6. Step 6: Final answer
    x = 68,098.78

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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.