Home / 75,452.57-104,156.46-50,928.69

Finding the Fourth Proportional to 75,452.57, 104,156.46 and 50,928.69

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Solution

The fourth proportional to 75,452.57, 104,156.46 and 50,928.69 is: 70,303.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,452.57 : 104,156.46 = 50,928.69 : x
  2. Step 2: Convert to fraction form
    75,452.57/104,156.46 = 50,928.69/x
  3. Step 3: Cross multiply
    75,452.57x = 104,156.46 × 50,928.69
  4. Step 4: Simplify right side
    75,452.57x = 5,304,552,062.84
  5. Step 5: Solve for x
    x = 5,304,552,062.84/75,452.57
  6. Step 6: Final answer
    x = 70,303.14

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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.