Home / 244,972.80-367,459.20-78,777.60

Finding the Fourth Proportional to 244,972.80, 367,459.20 and 78,777.60

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Solution

The fourth proportional to 244,972.80, 367,459.20 and 78,777.60 is: 118,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,972.80 : 367,459.20 = 78,777.60 : x
  2. Step 2: Convert to fraction form
    244,972.80/367,459.20 = 78,777.60/x
  3. Step 3: Cross multiply
    244,972.80x = 367,459.20 × 78,777.60
  4. Step 4: Simplify right side
    244,972.80x = 28,947,553,873.92
  5. Step 5: Solve for x
    x = 28,947,553,873.92/244,972.80
  6. Step 6: Final answer
    x = 118,166.40

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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.