Home / 90,773.20-125,258.24-52,525.12

Finding the Fourth Proportional to 90,773.20, 125,258.24 and 52,525.12

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Solution

The fourth proportional to 90,773.20, 125,258.24 and 52,525.12 is: 72,479.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,773.20 : 125,258.24 = 52,525.12 : x
  2. Step 2: Convert to fraction form
    90,773.20/125,258.24 = 52,525.12/x
  3. Step 3: Cross multiply
    90,773.20x = 125,258.24 × 52,525.12
  4. Step 4: Simplify right side
    90,773.20x = 6,579,203,198.07
  5. Step 5: Solve for x
    x = 6,579,203,198.07/90,773.20
  6. Step 6: Final answer
    x = 72,479.58

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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.