Home / 147,401.12-220,944.02-76,252.14

Finding the Fourth Proportional to 147,401.12, 220,944.02 and 76,252.14

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Solution

The fourth proportional to 147,401.12, 220,944.02 and 76,252.14 is: 114,296.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,401.12 : 220,944.02 = 76,252.14 : x
  2. Step 2: Convert to fraction form
    147,401.12/220,944.02 = 76,252.14/x
  3. Step 3: Cross multiply
    147,401.12x = 220,944.02 × 76,252.14
  4. Step 4: Simplify right side
    147,401.12x = 16,847,454,345.20
  5. Step 5: Solve for x
    x = 16,847,454,345.20/147,401.12
  6. Step 6: Final answer
    x = 114,296.65

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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.