Home / 109,076.22-163,640.66-37,988.46

Finding the Fourth Proportional to 109,076.22, 163,640.66 and 37,988.46

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Solution

The fourth proportional to 109,076.22, 163,640.66 and 37,988.46 is: 56,991.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,076.22 : 163,640.66 = 37,988.46 : x
  2. Step 2: Convert to fraction form
    109,076.22/163,640.66 = 37,988.46/x
  3. Step 3: Cross multiply
    109,076.22x = 163,640.66 × 37,988.46
  4. Step 4: Simplify right side
    109,076.22x = 6,216,456,476.84
  5. Step 5: Solve for x
    x = 6,216,456,476.84/109,076.22
  6. Step 6: Final answer
    x = 56,991.86

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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.