Home / 104,214.78-156,531.40-62,176.88

Finding the Fourth Proportional to 104,214.78, 156,531.40 and 62,176.88

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Solution

The fourth proportional to 104,214.78, 156,531.40 and 62,176.88 is: 93,390.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,214.78 : 156,531.40 = 62,176.88 : x
  2. Step 2: Convert to fraction form
    104,214.78/156,531.40 = 62,176.88/x
  3. Step 3: Cross multiply
    104,214.78x = 156,531.40 × 62,176.88
  4. Step 4: Simplify right side
    104,214.78x = 9,732,634,309.92
  5. Step 5: Solve for x
    x = 9,732,634,309.92/104,214.78
  6. Step 6: Final answer
    x = 93,390.15

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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.