Home / 94,759.76-142,188.96-38,641.28

Finding the Fourth Proportional to 94,759.76, 142,188.96 and 38,641.28

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Solution

The fourth proportional to 94,759.76, 142,188.96 and 38,641.28 is: 57,982.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,759.76 : 142,188.96 = 38,641.28 : x
  2. Step 2: Convert to fraction form
    94,759.76/142,188.96 = 38,641.28/x
  3. Step 3: Cross multiply
    94,759.76x = 142,188.96 × 38,641.28
  4. Step 4: Simplify right side
    94,759.76x = 5,494,363,416.27
  5. Step 5: Solve for x
    x = 5,494,363,416.27/94,759.76
  6. Step 6: Final answer
    x = 57,982.03

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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.