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Finding the Fourth Proportional to 199,551.48, 299,376.90 and 59,306.28

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Solution

The fourth proportional to 199,551.48, 299,376.90 and 59,306.28 is: 88,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,551.48 : 299,376.90 = 59,306.28 : x
  2. Step 2: Convert to fraction form
    199,551.48/299,376.90 = 59,306.28/x
  3. Step 3: Cross multiply
    199,551.48x = 299,376.90 × 59,306.28
  4. Step 4: Simplify right side
    199,551.48x = 17,754,930,256.93
  5. Step 5: Solve for x
    x = 17,754,930,256.93/199,551.48
  6. Step 6: Final answer
    x = 88,974.18

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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.