Home / 54,958.23-75,842.35-31,084.38

Finding the Fourth Proportional to 54,958.23, 75,842.35 and 31,084.38

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Solution

The fourth proportional to 54,958.23, 75,842.35 and 31,084.38 is: 42,896.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,958.23 : 75,842.35 = 31,084.38 : x
  2. Step 2: Convert to fraction form
    54,958.23/75,842.35 = 31,084.38/x
  3. Step 3: Cross multiply
    54,958.23x = 75,842.35 × 31,084.38
  4. Step 4: Simplify right side
    54,958.23x = 2,357,512,349.78
  5. Step 5: Solve for x
    x = 2,357,512,349.78/54,958.23
  6. Step 6: Final answer
    x = 42,896.44

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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.