Home / 77,636.40-116,305.56-44,257.92

Finding the Fourth Proportional to 77,636.40, 116,305.56 and 44,257.92

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Solution

The fourth proportional to 77,636.40, 116,305.56 and 44,257.92 is: 66,301.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,636.40 : 116,305.56 = 44,257.92 : x
  2. Step 2: Convert to fraction form
    77,636.40/116,305.56 = 44,257.92/x
  3. Step 3: Cross multiply
    77,636.40x = 116,305.56 × 44,257.92
  4. Step 4: Simplify right side
    77,636.40x = 5,147,442,170.04
  5. Step 5: Solve for x
    x = 5,147,442,170.04/77,636.40
  6. Step 6: Final answer
    x = 66,301.92

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1.5x scale

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.