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Finding the Fourth Proportional to 180,248.04, 269,978.04 and 91,348.92

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Solution

The fourth proportional to 180,248.04, 269,978.04 and 91,348.92 is: 136,823.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,248.04 : 269,978.04 = 91,348.92 : x
  2. Step 2: Convert to fraction form
    180,248.04/269,978.04 = 91,348.92/x
  3. Step 3: Cross multiply
    180,248.04x = 269,978.04 × 91,348.92
  4. Step 4: Simplify right side
    180,248.04x = 24,662,202,377.72
  5. Step 5: Solve for x
    x = 24,662,202,377.72/180,248.04
  6. Step 6: Final answer
    x = 136,823.69

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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.