Home / 144,380.20-216,424.92-60,186.98

Finding the Fourth Proportional to 144,380.20, 216,424.92 and 60,186.98

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Solution

The fourth proportional to 144,380.20, 216,424.92 and 60,186.98 is: 90,219.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,380.20 : 216,424.92 = 60,186.98 : x
  2. Step 2: Convert to fraction form
    144,380.20/216,424.92 = 60,186.98/x
  3. Step 3: Cross multiply
    144,380.20x = 216,424.92 × 60,186.98
  4. Step 4: Simplify right side
    144,380.20x = 13,025,962,331.54
  5. Step 5: Solve for x
    x = 13,025,962,331.54/144,380.20
  6. Step 6: Final answer
    x = 90,219.87

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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.