Home / 91,062.94-125,666.32-50,777.18

Finding the Fourth Proportional to 91,062.94, 125,666.32 and 50,777.18

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Solution

The fourth proportional to 91,062.94, 125,666.32 and 50,777.18 is: 70,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,062.94 : 125,666.32 = 50,777.18 : x
  2. Step 2: Convert to fraction form
    91,062.94/125,666.32 = 50,777.18/x
  3. Step 3: Cross multiply
    91,062.94x = 125,666.32 × 50,777.18
  4. Step 4: Simplify right side
    91,062.94x = 6,380,981,350.58
  5. Step 5: Solve for x
    x = 6,380,981,350.58/91,062.94
  6. Step 6: Final answer
    x = 70,072.21

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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.