Home / 131,701.11-197,531.61-42,954.48

Finding the Fourth Proportional to 131,701.11, 197,531.61 and 42,954.48

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Solution

The fourth proportional to 131,701.11, 197,531.61 and 42,954.48 is: 64,425.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,701.11 : 197,531.61 = 42,954.48 : x
  2. Step 2: Convert to fraction form
    131,701.11/197,531.61 = 42,954.48/x
  3. Step 3: Cross multiply
    131,701.11x = 197,531.61 × 42,954.48
  4. Step 4: Simplify right side
    131,701.11x = 8,484,867,591.11
  5. Step 5: Solve for x
    x = 8,484,867,591.11/131,701.11
  6. Step 6: Final answer
    x = 64,425.18

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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.