Home / 50,228.10-75,232.80-30,472.20

Finding the Fourth Proportional to 50,228.10, 75,232.80 and 30,472.20

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Solution

The fourth proportional to 50,228.10, 75,232.80 and 30,472.20 is: 45,641.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,228.10 : 75,232.80 = 30,472.20 : x
  2. Step 2: Convert to fraction form
    50,228.10/75,232.80 = 30,472.20/x
  3. Step 3: Cross multiply
    50,228.10x = 75,232.80 × 30,472.20
  4. Step 4: Simplify right side
    50,228.10x = 2,292,508,928.16
  5. Step 5: Solve for x
    x = 2,292,508,928.16/50,228.10
  6. Step 6: Final answer
    x = 45,641.96

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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.