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Finding the Fourth Proportional to 146,952.57, 220,491.27 and 80,314.85

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Solution

The fourth proportional to 146,952.57, 220,491.27 and 80,314.85 is: 120,506.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,952.57 : 220,491.27 = 80,314.85 : x
  2. Step 2: Convert to fraction form
    146,952.57/220,491.27 = 80,314.85/x
  3. Step 3: Cross multiply
    146,952.57x = 220,491.27 × 80,314.85
  4. Step 4: Simplify right side
    146,952.57x = 17,708,723,276.36
  5. Step 5: Solve for x
    x = 17,708,723,276.36/146,952.57
  6. Step 6: Final answer
    x = 120,506.39

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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.