Home / 215,292.32-322,940.28-75,050.72

Finding the Fourth Proportional to 215,292.32, 322,940.28 and 75,050.72

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Solution

The fourth proportional to 215,292.32, 322,940.28 and 75,050.72 is: 112,576.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,292.32 : 322,940.28 = 75,050.72 : x
  2. Step 2: Convert to fraction form
    215,292.32/322,940.28 = 75,050.72/x
  3. Step 3: Cross multiply
    215,292.32x = 322,940.28 × 75,050.72
  4. Step 4: Simplify right side
    215,292.32x = 24,236,900,531.00
  5. Step 5: Solve for x
    x = 24,236,900,531.00/215,292.32
  6. Step 6: Final answer
    x = 112,576.71

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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.