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Finding the Fourth Proportional to 132,598.12, 182,939.24 and 75,230.68

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Solution

The fourth proportional to 132,598.12, 182,939.24 and 75,230.68 is: 103,792.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,598.12 : 182,939.24 = 75,230.68 : x
  2. Step 2: Convert to fraction form
    132,598.12/182,939.24 = 75,230.68/x
  3. Step 3: Cross multiply
    132,598.12x = 182,939.24 × 75,230.68
  4. Step 4: Simplify right side
    132,598.12x = 13,762,643,423.88
  5. Step 5: Solve for x
    x = 13,762,643,423.88/132,598.12
  6. Step 6: Final answer
    x = 103,792.15

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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.