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Finding the Fourth Proportional to 180,169.80, 270,254.70 and 91,596.30

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Solution

The fourth proportional to 180,169.80, 270,254.70 and 91,596.30 is: 137,394.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,169.80 : 270,254.70 = 91,596.30 : x
  2. Step 2: Convert to fraction form
    180,169.80/270,254.70 = 91,596.30/x
  3. Step 3: Cross multiply
    180,169.80x = 270,254.70 × 91,596.30
  4. Step 4: Simplify right side
    180,169.80x = 24,754,330,577.61
  5. Step 5: Solve for x
    x = 24,754,330,577.61/180,169.80
  6. Step 6: Final answer
    x = 137,394.45

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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.