Home / 91,249.68-125,923.20-50,964.12

Finding the Fourth Proportional to 91,249.68, 125,923.20 and 50,964.12

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Solution

The fourth proportional to 91,249.68, 125,923.20 and 50,964.12 is: 70,329.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,249.68 : 125,923.20 = 50,964.12 : x
  2. Step 2: Convert to fraction form
    91,249.68/125,923.20 = 50,964.12/x
  3. Step 3: Cross multiply
    91,249.68x = 125,923.20 × 50,964.12
  4. Step 4: Simplify right side
    91,249.68x = 6,417,565,075.58
  5. Step 5: Solve for x
    x = 6,417,565,075.58/91,249.68
  6. Step 6: Final answer
    x = 70,329.73

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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.