Home / 80,528.24-111,125.20-44,720.48

Finding the Fourth Proportional to 80,528.24, 111,125.20 and 44,720.48

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Solution

The fourth proportional to 80,528.24, 111,125.20 and 44,720.48 is: 61,712.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,528.24 : 111,125.20 = 44,720.48 : x
  2. Step 2: Convert to fraction form
    80,528.24/111,125.20 = 44,720.48/x
  3. Step 3: Cross multiply
    80,528.24x = 111,125.20 × 44,720.48
  4. Step 4: Simplify right side
    80,528.24x = 4,969,572,284.10
  5. Step 5: Solve for x
    x = 4,969,572,284.10/80,528.24
  6. Step 6: Final answer
    x = 61,712.17

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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.