Home / 69,872.22-96,425.64-38,041.65

Finding the Fourth Proportional to 69,872.22, 96,425.64 and 38,041.65

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Solution

The fourth proportional to 69,872.22, 96,425.64 and 38,041.65 is: 52,498.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,872.22 : 96,425.64 = 38,041.65 : x
  2. Step 2: Convert to fraction form
    69,872.22/96,425.64 = 38,041.65/x
  3. Step 3: Cross multiply
    69,872.22x = 96,425.64 × 38,041.65
  4. Step 4: Simplify right side
    69,872.22x = 3,668,190,447.91
  5. Step 5: Solve for x
    x = 3,668,190,447.91/69,872.22
  6. Step 6: Final answer
    x = 52,498.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.