Home / 54,328.52-74,958.90-31,352.52

Finding the Fourth Proportional to 54,328.52, 74,958.90 and 31,352.52

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Solution

The fourth proportional to 54,328.52, 74,958.90 and 31,352.52 is: 43,258.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,328.52 : 74,958.90 = 31,352.52 : x
  2. Step 2: Convert to fraction form
    54,328.52/74,958.90 = 31,352.52/x
  3. Step 3: Cross multiply
    54,328.52x = 74,958.90 × 31,352.52
  4. Step 4: Simplify right side
    54,328.52x = 2,350,150,411.43
  5. Step 5: Solve for x
    x = 2,350,150,411.43/54,328.52
  6. Step 6: Final answer
    x = 43,258.13

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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.