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Finding the Fourth Proportional to 131,182.01, 196,773.01 and 124,808.12

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Solution

The fourth proportional to 131,182.01, 196,773.01 and 124,808.12 is: 187,212.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,182.01 : 196,773.01 = 124,808.12 : x
  2. Step 2: Convert to fraction form
    131,182.01/196,773.01 = 124,808.12/x
  3. Step 3: Cross multiply
    131,182.01x = 196,773.01 × 124,808.12
  4. Step 4: Simplify right side
    131,182.01x = 24,558,868,148.96
  5. Step 5: Solve for x
    x = 24,558,868,148.96/131,182.01
  6. Step 6: Final answer
    x = 187,212.17

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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.