Home / 71,048.17-98,045.94-39,217.06

Finding the Fourth Proportional to 71,048.17, 98,045.94 and 39,217.06

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Solution

The fourth proportional to 71,048.17, 98,045.94 and 39,217.06 is: 54,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,048.17 : 98,045.94 = 39,217.06 : x
  2. Step 2: Convert to fraction form
    71,048.17/98,045.94 = 39,217.06/x
  3. Step 3: Cross multiply
    71,048.17x = 98,045.94 × 39,217.06
  4. Step 4: Simplify right side
    71,048.17x = 3,845,073,511.74
  5. Step 5: Solve for x
    x = 3,845,073,511.74/71,048.17
  6. Step 6: Final answer
    x = 54,119.25

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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.