Home / 90,964.10-125,527.13-50,675.76

Finding the Fourth Proportional to 90,964.10, 125,527.13 and 50,675.76

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Solution

The fourth proportional to 90,964.10, 125,527.13 and 50,675.76 is: 69,930.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,964.10 : 125,527.13 = 50,675.76 : x
  2. Step 2: Convert to fraction form
    90,964.10/125,527.13 = 50,675.76/x
  3. Step 3: Cross multiply
    90,964.10x = 125,527.13 × 50,675.76
  4. Step 4: Simplify right side
    90,964.10x = 6,361,182,713.37
  5. Step 5: Solve for x
    x = 6,361,182,713.37/90,964.10
  6. Step 6: Final answer
    x = 69,930.69

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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.