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Finding the Fourth Proportional to 268,887, 371,057.52 and 148,027.32

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Solution

The fourth proportional to 268,887, 371,057.52 and 148,027.32 is: 204,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,887 : 371,057.52 = 148,027.32 : x
  2. Step 2: Convert to fraction form
    268,887/371,057.52 = 148,027.32/x
  3. Step 3: Cross multiply
    268,887x = 371,057.52 × 148,027.32
  4. Step 4: Simplify right side
    268,887x = 54,926,650,251.45
  5. Step 5: Solve for x
    x = 54,926,650,251.45/268,887
  6. Step 6: Final answer
    x = 204,274.10

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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.