Home / 71,999.23-99,364.17-41,802.04

Finding the Fourth Proportional to 71,999.23, 99,364.17 and 41,802.04

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Solution

The fourth proportional to 71,999.23, 99,364.17 and 41,802.04 is: 57,689.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,999.23 : 99,364.17 = 41,802.04 : x
  2. Step 2: Convert to fraction form
    71,999.23/99,364.17 = 41,802.04/x
  3. Step 3: Cross multiply
    71,999.23x = 99,364.17 × 41,802.04
  4. Step 4: Simplify right side
    71,999.23x = 4,153,625,008.91
  5. Step 5: Solve for x
    x = 4,153,625,008.91/71,999.23
  6. Step 6: Final answer
    x = 57,689.85

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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.