Home / 227,036.90-340,600.10-67,115.64

Finding the Fourth Proportional to 227,036.90, 340,600.10 and 67,115.64

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Solution

The fourth proportional to 227,036.90, 340,600.10 and 67,115.64 is: 100,686.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,036.90 : 340,600.10 = 67,115.64 : x
  2. Step 2: Convert to fraction form
    227,036.90/340,600.10 = 67,115.64/x
  3. Step 3: Cross multiply
    227,036.90x = 340,600.10 × 67,115.64
  4. Step 4: Simplify right side
    227,036.90x = 22,859,593,695.56
  5. Step 5: Solve for x
    x = 22,859,593,695.56/227,036.90
  6. Step 6: Final answer
    x = 100,686.69

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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.