Home / 71,044.84-98,034.96-39,211.75

Finding the Fourth Proportional to 71,044.84, 98,034.96 and 39,211.75

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Solution

The fourth proportional to 71,044.84, 98,034.96 and 39,211.75 is: 54,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,044.84 : 98,034.96 = 39,211.75 : x
  2. Step 2: Convert to fraction form
    71,044.84/98,034.96 = 39,211.75/x
  3. Step 3: Cross multiply
    71,044.84x = 98,034.96 × 39,211.75
  4. Step 4: Simplify right side
    71,044.84x = 3,844,122,342.78
  5. Step 5: Solve for x
    x = 3,844,122,342.78/71,044.84
  6. Step 6: Final answer
    x = 54,108.40

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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.