Home / 71,024.11-98,015.27-39,195.02

Finding the Fourth Proportional to 71,024.11, 98,015.27 and 39,195.02

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Solution

The fourth proportional to 71,024.11, 98,015.27 and 39,195.02 is: 54,090.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,024.11 : 98,015.27 = 39,195.02 : x
  2. Step 2: Convert to fraction form
    71,024.11/98,015.27 = 39,195.02/x
  3. Step 3: Cross multiply
    71,024.11x = 98,015.27 × 39,195.02
  4. Step 4: Simplify right side
    71,024.11x = 3,841,710,517.02
  5. Step 5: Solve for x
    x = 3,841,710,517.02/71,024.11
  6. Step 6: Final answer
    x = 54,090.23

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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.