Home / 42,104.08-63,178.26-17,162.56

Finding the Fourth Proportional to 42,104.08, 63,178.26 and 17,162.56

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Solution

The fourth proportional to 42,104.08, 63,178.26 and 17,162.56 is: 25,752.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,104.08 : 63,178.26 = 17,162.56 : x
  2. Step 2: Convert to fraction form
    42,104.08/63,178.26 = 17,162.56/x
  3. Step 3: Cross multiply
    42,104.08x = 63,178.26 × 17,162.56
  4. Step 4: Simplify right side
    42,104.08x = 1,084,300,677.95
  5. Step 5: Solve for x
    x = 1,084,300,677.95/42,104.08
  6. Step 6: Final answer
    x = 25,752.86

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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.