Home / 105,761.66-158,643.03-35,641.58

Finding the Fourth Proportional to 105,761.66, 158,643.03 and 35,641.58

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Solution

The fourth proportional to 105,761.66, 158,643.03 and 35,641.58 is: 53,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,761.66 : 158,643.03 = 35,641.58 : x
  2. Step 2: Convert to fraction form
    105,761.66/158,643.03 = 35,641.58/x
  3. Step 3: Cross multiply
    105,761.66x = 158,643.03 × 35,641.58
  4. Step 4: Simplify right side
    105,761.66x = 5,654,288,245.19
  5. Step 5: Solve for x
    x = 5,654,288,245.19/105,761.66
  6. Step 6: Final answer
    x = 53,462.55

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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.