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Finding the Fourth Proportional to 174,694.59, 240,834.42 and 147,728.88

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Solution

The fourth proportional to 174,694.59, 240,834.42 and 147,728.88 is: 203,659.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,694.59 : 240,834.42 = 147,728.88 : x
  2. Step 2: Convert to fraction form
    174,694.59/240,834.42 = 147,728.88/x
  3. Step 3: Cross multiply
    174,694.59x = 240,834.42 × 147,728.88
  4. Step 4: Simplify right side
    174,694.59x = 35,578,199,132.05
  5. Step 5: Solve for x
    x = 35,578,199,132.05/174,694.59
  6. Step 6: Final answer
    x = 203,659.42

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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.