Home / 48,100.80-72,138.84-22,775.34

Finding the Fourth Proportional to 48,100.80, 72,138.84 and 22,775.34

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Solution

The fourth proportional to 48,100.80, 72,138.84 and 22,775.34 is: 34,157.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,100.80 : 72,138.84 = 22,775.34 : x
  2. Step 2: Convert to fraction form
    48,100.80/72,138.84 = 22,775.34/x
  3. Step 3: Cross multiply
    48,100.80x = 72,138.84 × 22,775.34
  4. Step 4: Simplify right side
    48,100.80x = 1,642,986,608.21
  5. Step 5: Solve for x
    x = 1,642,986,608.21/48,100.80
  6. Step 6: Final answer
    x = 34,157.16

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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.