Home / 71,387.02-98,527.89-41,191.90

Finding the Fourth Proportional to 71,387.02, 98,527.89 and 41,191.90

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Solution

The fourth proportional to 71,387.02, 98,527.89 and 41,191.90 is: 56,852.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,387.02 : 98,527.89 = 41,191.90 : x
  2. Step 2: Convert to fraction form
    71,387.02/98,527.89 = 41,191.90/x
  3. Step 3: Cross multiply
    71,387.02x = 98,527.89 × 41,191.90
  4. Step 4: Simplify right side
    71,387.02x = 4,058,550,992.09
  5. Step 5: Solve for x
    x = 4,058,550,992.09/71,387.02
  6. Step 6: Final answer
    x = 56,852.79

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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.