Home / 50,278.25-75,449.14-28,106.17

Finding the Fourth Proportional to 50,278.25, 75,449.14 and 28,106.17

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Solution

The fourth proportional to 50,278.25, 75,449.14 and 28,106.17 is: 42,177.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,278.25 : 75,449.14 = 28,106.17 : x
  2. Step 2: Convert to fraction form
    50,278.25/75,449.14 = 28,106.17/x
  3. Step 3: Cross multiply
    50,278.25x = 75,449.14 × 28,106.17
  4. Step 4: Simplify right side
    50,278.25x = 2,120,586,355.19
  5. Step 5: Solve for x
    x = 2,120,586,355.19/50,278.25
  6. Step 6: Final answer
    x = 42,177.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.