Home / 75,374.55-104,019.66-41,382.74

Finding the Fourth Proportional to 75,374.55, 104,019.66 and 41,382.74

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Solution

The fourth proportional to 75,374.55, 104,019.66 and 41,382.74 is: 57,109.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,374.55 : 104,019.66 = 41,382.74 : x
  2. Step 2: Convert to fraction form
    75,374.55/104,019.66 = 41,382.74/x
  3. Step 3: Cross multiply
    75,374.55x = 104,019.66 × 41,382.74
  4. Step 4: Simplify right side
    75,374.55x = 4,304,618,293.34
  5. Step 5: Solve for x
    x = 4,304,618,293.34/75,374.55
  6. Step 6: Final answer
    x = 57,109.71

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1.5x scale

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.