Home / 244,724.40-367,086.60-78,529.20

Finding the Fourth Proportional to 244,724.40, 367,086.60 and 78,529.20

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Solution

The fourth proportional to 244,724.40, 367,086.60 and 78,529.20 is: 117,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,724.40 : 367,086.60 = 78,529.20 : x
  2. Step 2: Convert to fraction form
    244,724.40/367,086.60 = 78,529.20/x
  3. Step 3: Cross multiply
    244,724.40x = 367,086.60 × 78,529.20
  4. Step 4: Simplify right side
    244,724.40x = 28,827,017,028.72
  5. Step 5: Solve for x
    x = 28,827,017,028.72/244,724.40
  6. Step 6: Final answer
    x = 117,793.80

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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.