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Finding the Fourth Proportional to 247,950.20, 342,259.02 and 147,347

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Solution

The fourth proportional to 247,950.20, 342,259.02 and 147,347 is: 203,391.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,950.20 : 342,259.02 = 147,347 : x
  2. Step 2: Convert to fraction form
    247,950.20/342,259.02 = 147,347/x
  3. Step 3: Cross multiply
    247,950.20x = 342,259.02 × 147,347
  4. Step 4: Simplify right side
    247,950.20x = 50,430,839,819.94
  5. Step 5: Solve for x
    x = 50,430,839,819.94/247,950.20
  6. Step 6: Final answer
    x = 203,391.00

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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.