Home / 50,283.30-75,456.76-28,111.22

Finding the Fourth Proportional to 50,283.30, 75,456.76 and 28,111.22

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Solution

The fourth proportional to 50,283.30, 75,456.76 and 28,111.22 is: 42,184.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,283.30 : 75,456.76 = 28,111.22 : x
  2. Step 2: Convert to fraction form
    50,283.30/75,456.76 = 28,111.22/x
  3. Step 3: Cross multiply
    50,283.30x = 75,456.76 × 28,111.22
  4. Step 4: Simplify right side
    50,283.30x = 2,121,181,591.94
  5. Step 5: Solve for x
    x = 2,121,181,591.94/50,283.30
  6. Step 6: Final answer
    x = 42,184.62

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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.