Home / 88,721.71-132,971.80-44,361.15

Finding the Fourth Proportional to 88,721.71, 132,971.80 and 44,361.15

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Solution

The fourth proportional to 88,721.71, 132,971.80 and 44,361.15 is: 66,486.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,721.71 : 132,971.80 = 44,361.15 : x
  2. Step 2: Convert to fraction form
    88,721.71/132,971.80 = 44,361.15/x
  3. Step 3: Cross multiply
    88,721.71x = 132,971.80 × 44,361.15
  4. Step 4: Simplify right side
    88,721.71x = 5,898,781,965.57
  5. Step 5: Solve for x
    x = 5,898,781,965.57/88,721.71
  6. Step 6: Final answer
    x = 66,486.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.