Home / 142,197.86-213,335.69-62,221.29

Finding the Fourth Proportional to 142,197.86, 213,335.69 and 62,221.29

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Solution

The fourth proportional to 142,197.86, 213,335.69 and 62,221.29 is: 93,348.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,197.86 : 213,335.69 = 62,221.29 : x
  2. Step 2: Convert to fraction form
    142,197.86/213,335.69 = 62,221.29/x
  3. Step 3: Cross multiply
    142,197.86x = 213,335.69 × 62,221.29
  4. Step 4: Simplify right side
    142,197.86x = 13,274,021,523.73
  5. Step 5: Solve for x
    x = 13,274,021,523.73/142,197.86
  6. Step 6: Final answer
    x = 93,348.96

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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.