Home / 92,119.54-138,077.85-35,949.28

Finding the Fourth Proportional to 92,119.54, 138,077.85 and 35,949.28

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Solution

The fourth proportional to 92,119.54, 138,077.85 and 35,949.28 is: 53,884.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,119.54 : 138,077.85 = 35,949.28 : x
  2. Step 2: Convert to fraction form
    92,119.54/138,077.85 = 35,949.28/x
  3. Step 3: Cross multiply
    92,119.54x = 138,077.85 × 35,949.28
  4. Step 4: Simplify right side
    92,119.54x = 4,963,799,291.45
  5. Step 5: Solve for x
    x = 4,963,799,291.45/92,119.54
  6. Step 6: Final answer
    x = 53,884.33

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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.