Home / 54,187.16-74,776.97-30,314.69

Finding the Fourth Proportional to 54,187.16, 74,776.97 and 30,314.69

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Solution

The fourth proportional to 54,187.16, 74,776.97 and 30,314.69 is: 41,833.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,187.16 : 74,776.97 = 30,314.69 : x
  2. Step 2: Convert to fraction form
    54,187.16/74,776.97 = 30,314.69/x
  3. Step 3: Cross multiply
    54,187.16x = 74,776.97 × 30,314.69
  4. Step 4: Simplify right side
    54,187.16x = 2,266,840,139.23
  5. Step 5: Solve for x
    x = 2,266,840,139.23/54,187.16
  6. Step 6: Final answer
    x = 41,833.53

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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.