Home / 67,484.44-93,128.53-39,191.95

Finding the Fourth Proportional to 67,484.44, 93,128.53 and 39,191.95

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Solution

The fourth proportional to 67,484.44, 93,128.53 and 39,191.95 is: 54,084.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,484.44 : 93,128.53 = 39,191.95 : x
  2. Step 2: Convert to fraction form
    67,484.44/93,128.53 = 39,191.95/x
  3. Step 3: Cross multiply
    67,484.44x = 93,128.53 × 39,191.95
  4. Step 4: Simplify right side
    67,484.44x = 3,649,888,691.33
  5. Step 5: Solve for x
    x = 3,649,888,691.33/67,484.44
  6. Step 6: Final answer
    x = 54,084.89

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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.