Home / 52,494.23-78,718.25-19,205.66

Finding the Fourth Proportional to 52,494.23, 78,718.25 and 19,205.66

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Solution

The fourth proportional to 52,494.23, 78,718.25 and 19,205.66 is: 28,800.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,494.23 : 78,718.25 = 19,205.66 : x
  2. Step 2: Convert to fraction form
    52,494.23/78,718.25 = 19,205.66/x
  3. Step 3: Cross multiply
    52,494.23x = 78,718.25 × 19,205.66
  4. Step 4: Simplify right side
    52,494.23x = 1,511,835,945.30
  5. Step 5: Solve for x
    x = 1,511,835,945.30/52,494.23
  6. Step 6: Final answer
    x = 28,800.04

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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.