Home / 67,489.06-93,134.92-39,196.58

Finding the Fourth Proportional to 67,489.06, 93,134.92 and 39,196.58

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Solution

The fourth proportional to 67,489.06, 93,134.92 and 39,196.58 is: 54,091.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,489.06 : 93,134.92 = 39,196.58 : x
  2. Step 2: Convert to fraction form
    67,489.06/93,134.92 = 39,196.58/x
  3. Step 3: Cross multiply
    67,489.06x = 93,134.92 × 39,196.58
  4. Step 4: Simplify right side
    67,489.06x = 3,650,570,342.57
  5. Step 5: Solve for x
    x = 3,650,570,342.57/67,489.06
  6. Step 6: Final answer
    x = 54,091.29

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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.