Home / 90,952.18-125,517.78-50,665.93

Finding the Fourth Proportional to 90,952.18, 125,517.78 and 50,665.93

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Solution

The fourth proportional to 90,952.18, 125,517.78 and 50,665.93 is: 69,921.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,952.18 : 125,517.78 = 50,665.93 : x
  2. Step 2: Convert to fraction form
    90,952.18/125,517.78 = 50,665.93/x
  3. Step 3: Cross multiply
    90,952.18x = 125,517.78 × 50,665.93
  4. Step 4: Simplify right side
    90,952.18x = 6,359,475,055.24
  5. Step 5: Solve for x
    x = 6,359,475,055.24/90,952.18
  6. Step 6: Final answer
    x = 69,921.08

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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.