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Finding the Fourth Proportional to 252,294.13, 348,177.05 and 144,868.69

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Solution

The fourth proportional to 252,294.13, 348,177.05 and 144,868.69 is: 199,925.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,294.13 : 348,177.05 = 144,868.69 : x
  2. Step 2: Convert to fraction form
    252,294.13/348,177.05 = 144,868.69/x
  3. Step 3: Cross multiply
    252,294.13x = 348,177.05 × 144,868.69
  4. Step 4: Simplify right side
    252,294.13x = 50,439,953,121.56
  5. Step 5: Solve for x
    x = 50,439,953,121.56/252,294.13
  6. Step 6: Final answer
    x = 199,925.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.