Home / 71,511.80-98,663.47-41,293.13

Finding the Fourth Proportional to 71,511.80, 98,663.47 and 41,293.13

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Solution

The fourth proportional to 71,511.80, 98,663.47 and 41,293.13 is: 56,971.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,511.80 : 98,663.47 = 41,293.13 : x
  2. Step 2: Convert to fraction form
    71,511.80/98,663.47 = 41,293.13/x
  3. Step 3: Cross multiply
    71,511.80x = 98,663.47 × 41,293.13
  4. Step 4: Simplify right side
    71,511.80x = 4,074,122,896.41
  5. Step 5: Solve for x
    x = 4,074,122,896.41/71,511.80
  6. Step 6: Final answer
    x = 56,971.34

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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.