Home / 54,061.60-74,604.75-30,188.29

Finding the Fourth Proportional to 54,061.60, 74,604.75 and 30,188.29

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Solution

The fourth proportional to 54,061.60, 74,604.75 and 30,188.29 is: 41,659.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,061.60 : 74,604.75 = 30,188.29 : x
  2. Step 2: Convert to fraction form
    54,061.60/74,604.75 = 30,188.29/x
  3. Step 3: Cross multiply
    54,061.60x = 74,604.75 × 30,188.29
  4. Step 4: Simplify right side
    54,061.60x = 2,252,189,828.38
  5. Step 5: Solve for x
    x = 2,252,189,828.38/54,061.60
  6. Step 6: Final answer
    x = 41,659.70

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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.