Home / 87,523.57-120,528.38-76,033.25

Finding the Fourth Proportional to 87,523.57, 120,528.38 and 76,033.25

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Solution

The fourth proportional to 87,523.57, 120,528.38 and 76,033.25 is: 104,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,523.57 : 120,528.38 = 76,033.25 : x
  2. Step 2: Convert to fraction form
    87,523.57/120,528.38 = 76,033.25/x
  3. Step 3: Cross multiply
    87,523.57x = 120,528.38 × 76,033.25
  4. Step 4: Simplify right side
    87,523.57x = 9,164,164,036.08
  5. Step 5: Solve for x
    x = 9,164,164,036.08/87,523.57
  6. Step 6: Final answer
    x = 104,705.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.