Home / 147,353.38-221,132.16-58,597.72

Finding the Fourth Proportional to 147,353.38, 221,132.16 and 58,597.72

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Solution

The fourth proportional to 147,353.38, 221,132.16 and 58,597.72 is: 87,937.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,353.38 : 221,132.16 = 58,597.72 : x
  2. Step 2: Convert to fraction form
    147,353.38/221,132.16 = 58,597.72/x
  3. Step 3: Cross multiply
    147,353.38x = 221,132.16 × 58,597.72
  4. Step 4: Simplify right side
    147,353.38x = 12,957,840,394.68
  5. Step 5: Solve for x
    x = 12,957,840,394.68/147,353.38
  6. Step 6: Final answer
    x = 87,937.18

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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.