Home / 131,754.76-197,564.82-42,951.16

Finding the Fourth Proportional to 131,754.76, 197,564.82 and 42,951.16

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Solution

The fourth proportional to 131,754.76, 197,564.82 and 42,951.16 is: 64,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,754.76 : 197,564.82 = 42,951.16 : x
  2. Step 2: Convert to fraction form
    131,754.76/197,564.82 = 42,951.16/x
  3. Step 3: Cross multiply
    131,754.76x = 197,564.82 × 42,951.16
  4. Step 4: Simplify right side
    131,754.76x = 8,485,638,194.19
  5. Step 5: Solve for x
    x = 8,485,638,194.19/131,754.76
  6. Step 6: Final answer
    x = 64,404.79

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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.