Home / 131,747.77-197,627.12-38,253.52

Finding the Fourth Proportional to 131,747.77, 197,627.12 and 38,253.52

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Solution

The fourth proportional to 131,747.77, 197,627.12 and 38,253.52 is: 57,381.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,747.77 : 197,627.12 = 38,253.52 : x
  2. Step 2: Convert to fraction form
    131,747.77/197,627.12 = 38,253.52/x
  3. Step 3: Cross multiply
    131,747.77x = 197,627.12 × 38,253.52
  4. Step 4: Simplify right side
    131,747.77x = 7,559,931,967.44
  5. Step 5: Solve for x
    x = 7,559,931,967.44/131,747.77
  6. Step 6: Final answer
    x = 57,381.86

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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.