Home / 156,042.80-234,064.20-62,615.60

Finding the Fourth Proportional to 156,042.80, 234,064.20 and 62,615.60

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Solution

The fourth proportional to 156,042.80, 234,064.20 and 62,615.60 is: 93,923.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,042.80 : 234,064.20 = 62,615.60 : x
  2. Step 2: Convert to fraction form
    156,042.80/234,064.20 = 62,615.60/x
  3. Step 3: Cross multiply
    156,042.80x = 234,064.20 × 62,615.60
  4. Step 4: Simplify right side
    156,042.80x = 14,656,070,321.52
  5. Step 5: Solve for x
    x = 14,656,070,321.52/156,042.80
  6. Step 6: Final answer
    x = 93,923.40

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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.