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Finding the Fourth Proportional to 174,238.67, 261,287.65 and 67,566.46

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Solution

The fourth proportional to 174,238.67, 261,287.65 and 67,566.46 is: 101,322.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,238.67 : 261,287.65 = 67,566.46 : x
  2. Step 2: Convert to fraction form
    174,238.67/261,287.65 = 67,566.46/x
  3. Step 3: Cross multiply
    174,238.67x = 261,287.65 × 67,566.46
  4. Step 4: Simplify right side
    174,238.67x = 17,654,281,552.22
  5. Step 5: Solve for x
    x = 17,654,281,552.22/174,238.67
  6. Step 6: Final answer
    x = 101,322.41

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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.