Home / 71,095.92-98,112.06-39,264.66

Finding the Fourth Proportional to 71,095.92, 98,112.06 and 39,264.66

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Solution

The fourth proportional to 71,095.92, 98,112.06 and 39,264.66 is: 54,185.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,095.92 : 98,112.06 = 39,264.66 : x
  2. Step 2: Convert to fraction form
    71,095.92/98,112.06 = 39,264.66/x
  3. Step 3: Cross multiply
    71,095.92x = 98,112.06 × 39,264.66
  4. Step 4: Simplify right side
    71,095.92x = 3,852,336,677.80
  5. Step 5: Solve for x
    x = 3,852,336,677.80/71,095.92
  6. Step 6: Final answer
    x = 54,185.06

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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.