Home / 94,951.20-142,311.60-42,304.80

Finding the Fourth Proportional to 94,951.20, 142,311.60 and 42,304.80

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Solution

The fourth proportional to 94,951.20, 142,311.60 and 42,304.80 is: 63,405.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,951.20 : 142,311.60 = 42,304.80 : x
  2. Step 2: Convert to fraction form
    94,951.20/142,311.60 = 42,304.80/x
  3. Step 3: Cross multiply
    94,951.20x = 142,311.60 × 42,304.80
  4. Step 4: Simplify right side
    94,951.20x = 6,020,463,775.68
  5. Step 5: Solve for x
    x = 6,020,463,775.68/94,951.20
  6. Step 6: Final answer
    x = 63,405.87

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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.