Home / 67,760.98-93,507.62-39,081.84

Finding the Fourth Proportional to 67,760.98, 93,507.62 and 39,081.84

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Solution

The fourth proportional to 67,760.98, 93,507.62 and 39,081.84 is: 53,931.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,760.98 : 93,507.62 = 39,081.84 : x
  2. Step 2: Convert to fraction form
    67,760.98/93,507.62 = 39,081.84/x
  3. Step 3: Cross multiply
    67,760.98x = 93,507.62 × 39,081.84
  4. Step 4: Simplify right side
    67,760.98x = 3,654,449,843.62
  5. Step 5: Solve for x
    x = 3,654,449,843.62/67,760.98
  6. Step 6: Final answer
    x = 53,931.48

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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.