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Finding the Fourth Proportional to 252,358.53, 348,275.71 and 144,949.29

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Solution

The fourth proportional to 252,358.53, 348,275.71 and 144,949.29 is: 200,042.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,358.53 : 348,275.71 = 144,949.29 : x
  2. Step 2: Convert to fraction form
    252,358.53/348,275.71 = 144,949.29/x
  3. Step 3: Cross multiply
    252,358.53x = 348,275.71 × 144,949.29
  4. Step 4: Simplify right side
    252,358.53x = 50,482,316,888.75
  5. Step 5: Solve for x
    x = 50,482,316,888.75/252,358.53
  6. Step 6: Final answer
    x = 200,042.05

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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.