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Finding the Fourth Proportional to 252,391.52, 348,318.96 and 144,966.08

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Solution

The fourth proportional to 252,391.52, 348,318.96 and 144,966.08 is: 200,063.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,391.52 : 348,318.96 = 144,966.08 : x
  2. Step 2: Convert to fraction form
    252,391.52/348,318.96 = 144,966.08/x
  3. Step 3: Cross multiply
    252,391.52x = 348,318.96 × 144,966.08
  4. Step 4: Simplify right side
    252,391.52x = 50,494,434,220.88
  5. Step 5: Solve for x
    x = 50,494,434,220.88/252,391.52
  6. Step 6: Final answer
    x = 200,063.91

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1.5x scale

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.