Home / 75,277.98-112,921.20-33,177.83

Finding the Fourth Proportional to 75,277.98, 112,921.20 and 33,177.83

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Solution

The fourth proportional to 75,277.98, 112,921.20 and 33,177.83 is: 49,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,277.98 : 112,921.20 = 33,177.83 : x
  2. Step 2: Convert to fraction form
    75,277.98/112,921.20 = 33,177.83/x
  3. Step 3: Cross multiply
    75,277.98x = 112,921.20 × 33,177.83
  4. Step 4: Simplify right side
    75,277.98x = 3,746,479,812.39
  5. Step 5: Solve for x
    x = 3,746,479,812.39/75,277.98
  6. Step 6: Final answer
    x = 49,768.60

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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.