Home / 66,194.76-99,236.17-28,726.49

Finding the Fourth Proportional to 66,194.76, 99,236.17 and 28,726.49

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Solution

The fourth proportional to 66,194.76, 99,236.17 and 28,726.49 is: 43,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,194.76 : 99,236.17 = 28,726.49 : x
  2. Step 2: Convert to fraction form
    66,194.76/99,236.17 = 28,726.49/x
  3. Step 3: Cross multiply
    66,194.76x = 99,236.17 × 28,726.49
  4. Step 4: Simplify right side
    66,194.76x = 2,850,706,845.14
  5. Step 5: Solve for x
    x = 2,850,706,845.14/66,194.76
  6. Step 6: Final answer
    x = 43,065.45

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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.