Home / 83,445.08-125,178.51-44,003.66

Finding the Fourth Proportional to 83,445.08, 125,178.51 and 44,003.66

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Solution

The fourth proportional to 83,445.08, 125,178.51 and 44,003.66 is: 66,011.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,445.08 : 125,178.51 = 44,003.66 : x
  2. Step 2: Convert to fraction form
    83,445.08/125,178.51 = 44,003.66/x
  3. Step 3: Cross multiply
    83,445.08x = 125,178.51 × 44,003.66
  4. Step 4: Simplify right side
    83,445.08x = 5,508,311,967.45
  5. Step 5: Solve for x
    x = 5,508,311,967.45/83,445.08
  6. Step 6: Final answer
    x = 66,011.23

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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.