Home / 71,232.22-98,294.34-39,393.19

Finding the Fourth Proportional to 71,232.22, 98,294.34 and 39,393.19

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Solution

The fourth proportional to 71,232.22, 98,294.34 and 39,393.19 is: 54,359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,232.22 : 98,294.34 = 39,393.19 : x
  2. Step 2: Convert to fraction form
    71,232.22/98,294.34 = 39,393.19/x
  3. Step 3: Cross multiply
    71,232.22x = 98,294.34 × 39,393.19
  4. Step 4: Simplify right side
    71,232.22x = 3,872,127,611.54
  5. Step 5: Solve for x
    x = 3,872,127,611.54/71,232.22
  6. Step 6: Final answer
    x = 54,359.22

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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.