Home / 54,342.66-74,996.72-30,151.55

Finding the Fourth Proportional to 54,342.66, 74,996.72 and 30,151.55

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Solution

The fourth proportional to 54,342.66, 74,996.72 and 30,151.55 is: 41,611.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,342.66 : 74,996.72 = 30,151.55 : x
  2. Step 2: Convert to fraction form
    54,342.66/74,996.72 = 30,151.55/x
  3. Step 3: Cross multiply
    54,342.66x = 74,996.72 × 30,151.55
  4. Step 4: Simplify right side
    54,342.66x = 2,261,267,352.92
  5. Step 5: Solve for x
    x = 2,261,267,352.92/54,342.66
  6. Step 6: Final answer
    x = 41,611.27

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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.