Home / 54,568.78-75,303.80-31,921.18

Finding the Fourth Proportional to 54,568.78, 75,303.80 and 31,921.18

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Solution

The fourth proportional to 54,568.78, 75,303.80 and 31,921.18 is: 44,050.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,568.78 : 75,303.80 = 31,921.18 : x
  2. Step 2: Convert to fraction form
    54,568.78/75,303.80 = 31,921.18/x
  3. Step 3: Cross multiply
    54,568.78x = 75,303.80 × 31,921.18
  4. Step 4: Simplify right side
    54,568.78x = 2,403,785,806.62
  5. Step 5: Solve for x
    x = 2,403,785,806.62/54,568.78
  6. Step 6: Final answer
    x = 44,050.57

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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.