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Finding the Fourth Proportional to 199,474.40, 299,273.68 and 59,233.76

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Solution

The fourth proportional to 199,474.40, 299,273.68 and 59,233.76 is: 88,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,474.40 : 299,273.68 = 59,233.76 : x
  2. Step 2: Convert to fraction form
    199,474.40/299,273.68 = 59,233.76/x
  3. Step 3: Cross multiply
    199,474.40x = 299,273.68 × 59,233.76
  4. Step 4: Simplify right side
    199,474.40x = 17,727,105,335.44
  5. Step 5: Solve for x
    x = 17,727,105,335.44/199,474.40
  6. Step 6: Final answer
    x = 88,869.07

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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.