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Finding the Fourth Proportional to 237,163.32, 327,290.31 and 129,740.31

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Solution

The fourth proportional to 237,163.32, 327,290.31 and 129,740.31 is: 179,044.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,163.32 : 327,290.31 = 129,740.31 : x
  2. Step 2: Convert to fraction form
    237,163.32/327,290.31 = 129,740.31/x
  3. Step 3: Cross multiply
    237,163.32x = 327,290.31 × 129,740.31
  4. Step 4: Simplify right side
    237,163.32x = 42,462,746,279.40
  5. Step 5: Solve for x
    x = 42,462,746,279.40/237,163.32
  6. Step 6: Final answer
    x = 179,044.32

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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.