Home / 55,505.18-83,235.85-22,219.04

Finding the Fourth Proportional to 55,505.18, 83,235.85 and 22,219.04

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Solution

The fourth proportional to 55,505.18, 83,235.85 and 22,219.04 is: 33,319.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,505.18 : 83,235.85 = 22,219.04 : x
  2. Step 2: Convert to fraction form
    55,505.18/83,235.85 = 22,219.04/x
  3. Step 3: Cross multiply
    55,505.18x = 83,235.85 × 22,219.04
  4. Step 4: Simplify right side
    55,505.18x = 1,849,420,680.58
  5. Step 5: Solve for x
    x = 1,849,420,680.58/55,505.18
  6. Step 6: Final answer
    x = 33,319.79

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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.