Home / 117,110.72-175,671.68-38,224.64

Finding the Fourth Proportional to 117,110.72, 175,671.68 and 38,224.64

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Solution

The fourth proportional to 117,110.72, 175,671.68 and 38,224.64 is: 57,338.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,110.72 : 175,671.68 = 38,224.64 : x
  2. Step 2: Convert to fraction form
    117,110.72/175,671.68 = 38,224.64/x
  3. Step 3: Cross multiply
    117,110.72x = 175,671.68 × 38,224.64
  4. Step 4: Simplify right side
    117,110.72x = 6,714,986,726.20
  5. Step 5: Solve for x
    x = 6,714,986,726.20/117,110.72
  6. Step 6: Final answer
    x = 57,338.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.