Home / 69,482.20-95,936.34-42,661.48

Finding the Fourth Proportional to 69,482.20, 95,936.34 and 42,661.48

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Solution

The fourth proportional to 69,482.20, 95,936.34 and 42,661.48 is: 58,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,482.20 : 95,936.34 = 42,661.48 : x
  2. Step 2: Convert to fraction form
    69,482.20/95,936.34 = 42,661.48/x
  3. Step 3: Cross multiply
    69,482.20x = 95,936.34 × 42,661.48
  4. Step 4: Simplify right side
    69,482.20x = 4,092,786,250.18
  5. Step 5: Solve for x
    x = 4,092,786,250.18/69,482.20
  6. Step 6: Final answer
    x = 58,904.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.