Home / 83,719.20-125,582.46-41,619.45

Finding the Fourth Proportional to 83,719.20, 125,582.46 and 41,619.45

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Solution

The fourth proportional to 83,719.20, 125,582.46 and 41,619.45 is: 62,430.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,719.20 : 125,582.46 = 41,619.45 : x
  2. Step 2: Convert to fraction form
    83,719.20/125,582.46 = 41,619.45/x
  3. Step 3: Cross multiply
    83,719.20x = 125,582.46 × 41,619.45
  4. Step 4: Simplify right side
    83,719.20x = 5,226,672,914.85
  5. Step 5: Solve for x
    x = 5,226,672,914.85/83,719.20
  6. Step 6: Final answer
    x = 62,430.99

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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.