Home / 54,930.10-75,792.36-32,272.78

Finding the Fourth Proportional to 54,930.10, 75,792.36 and 32,272.78

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Solution

The fourth proportional to 54,930.10, 75,792.36 and 32,272.78 is: 44,529.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,930.10 : 75,792.36 = 32,272.78 : x
  2. Step 2: Convert to fraction form
    54,930.10/75,792.36 = 32,272.78/x
  3. Step 3: Cross multiply
    54,930.10x = 75,792.36 × 32,272.78
  4. Step 4: Simplify right side
    54,930.10x = 2,446,030,159.96
  5. Step 5: Solve for x
    x = 2,446,030,159.96/54,930.10
  6. Step 6: Final answer
    x = 44,529.87

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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.