Home / 215,276.07-322,915.73-75,034.83

Finding the Fourth Proportional to 215,276.07, 322,915.73 and 75,034.83

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Solution

The fourth proportional to 215,276.07, 322,915.73 and 75,034.83 is: 112,552.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,276.07 : 322,915.73 = 75,034.83 : x
  2. Step 2: Convert to fraction form
    215,276.07/322,915.73 = 75,034.83/x
  3. Step 3: Cross multiply
    215,276.07x = 322,915.73 × 75,034.83
  4. Step 4: Simplify right side
    215,276.07x = 24,229,926,529.70
  5. Step 5: Solve for x
    x = 24,229,926,529.70/215,276.07
  6. Step 6: Final answer
    x = 112,552.81

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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.