Home / 88,252.73-121,789.70-47,966.49

Finding the Fourth Proportional to 88,252.73, 121,789.70 and 47,966.49

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Solution

The fourth proportional to 88,252.73, 121,789.70 and 47,966.49 is: 66,194.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,252.73 : 121,789.70 = 47,966.49 : x
  2. Step 2: Convert to fraction form
    88,252.73/121,789.70 = 47,966.49/x
  3. Step 3: Cross multiply
    88,252.73x = 121,789.70 × 47,966.49
  4. Step 4: Simplify right side
    88,252.73x = 5,841,824,187.32
  5. Step 5: Solve for x
    x = 5,841,824,187.32/88,252.73
  6. Step 6: Final answer
    x = 66,194.26

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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.