Home / 76,370.28-114,527.94-26,436.80

Finding the Fourth Proportional to 76,370.28, 114,527.94 and 26,436.80

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Solution

The fourth proportional to 76,370.28, 114,527.94 and 26,436.80 is: 39,645.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,370.28 : 114,527.94 = 26,436.80 : x
  2. Step 2: Convert to fraction form
    76,370.28/114,527.94 = 26,436.80/x
  3. Step 3: Cross multiply
    76,370.28x = 114,527.94 × 26,436.80
  4. Step 4: Simplify right side
    76,370.28x = 3,027,752,244.19
  5. Step 5: Solve for x
    x = 3,027,752,244.19/76,370.28
  6. Step 6: Final answer
    x = 39,645.69

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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.