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Finding the Fourth Proportional to 252,376.92, 348,279.48 and 144,953.92

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Solution

The fourth proportional to 252,376.92, 348,279.48 and 144,953.92 is: 200,036.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,376.92 : 348,279.48 = 144,953.92 : x
  2. Step 2: Convert to fraction form
    252,376.92/348,279.48 = 144,953.92/x
  3. Step 3: Cross multiply
    252,376.92x = 348,279.48 × 144,953.92
  4. Step 4: Simplify right side
    252,376.92x = 50,484,475,881.56
  5. Step 5: Solve for x
    x = 50,484,475,881.56/252,376.92
  6. Step 6: Final answer
    x = 200,036.03

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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.