Home / 82,433.44-124,095.76-75,085.12

Finding the Fourth Proportional to 82,433.44, 124,095.76 and 75,085.12

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Solution

The fourth proportional to 82,433.44, 124,095.76 and 75,085.12 is: 113,033.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,433.44 : 124,095.76 = 75,085.12 : x
  2. Step 2: Convert to fraction form
    82,433.44/124,095.76 = 75,085.12/x
  3. Step 3: Cross multiply
    82,433.44x = 124,095.76 × 75,085.12
  4. Step 4: Simplify right side
    82,433.44x = 9,317,745,031.09
  5. Step 5: Solve for x
    x = 9,317,745,031.09/82,433.44
  6. Step 6: Final answer
    x = 113,033.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.