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Finding the Fourth Proportional to 252,167.57, 378,371.59 and 157,372.01

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Solution

The fourth proportional to 252,167.57, 378,371.59 and 157,372.01 is: 236,133.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,167.57 : 378,371.59 = 157,372.01 : x
  2. Step 2: Convert to fraction form
    252,167.57/378,371.59 = 157,372.01/x
  3. Step 3: Cross multiply
    252,167.57x = 378,371.59 × 157,372.01
  4. Step 4: Simplify right side
    252,167.57x = 59,545,095,359.91
  5. Step 5: Solve for x
    x = 59,545,095,359.91/252,167.57
  6. Step 6: Final answer
    x = 236,133.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.