Home / 84,979.04-117,269.60-47,252.48

Finding the Fourth Proportional to 84,979.04, 117,269.60 and 47,252.48

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Solution

The fourth proportional to 84,979.04, 117,269.60 and 47,252.48 is: 65,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,979.04 : 117,269.60 = 47,252.48 : x
  2. Step 2: Convert to fraction form
    84,979.04/117,269.60 = 47,252.48/x
  3. Step 3: Cross multiply
    84,979.04x = 117,269.60 × 47,252.48
  4. Step 4: Simplify right side
    84,979.04x = 5,541,279,428.61
  5. Step 5: Solve for x
    x = 5,541,279,428.61/84,979.04
  6. Step 6: Final answer
    x = 65,207.60

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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.