Home / 276,066.30-414,099.45-89,077.80

Finding the Fourth Proportional to 276,066.30, 414,099.45 and 89,077.80

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Solution

The fourth proportional to 276,066.30, 414,099.45 and 89,077.80 is: 133,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,066.30 : 414,099.45 = 89,077.80 : x
  2. Step 2: Convert to fraction form
    276,066.30/414,099.45 = 89,077.80/x
  3. Step 3: Cross multiply
    276,066.30x = 414,099.45 × 89,077.80
  4. Step 4: Simplify right side
    276,066.30x = 36,887,067,987.21
  5. Step 5: Solve for x
    x = 36,887,067,987.21/276,066.30
  6. Step 6: Final answer
    x = 133,616.70

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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.