Home / 117,648.89-176,507.97-42,767.85

Finding the Fourth Proportional to 117,648.89, 176,507.97 and 42,767.85

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Solution

The fourth proportional to 117,648.89, 176,507.97 and 42,767.85 is: 64,164.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,648.89 : 176,507.97 = 42,767.85 : x
  2. Step 2: Convert to fraction form
    117,648.89/176,507.97 = 42,767.85/x
  3. Step 3: Cross multiply
    117,648.89x = 176,507.97 × 42,767.85
  4. Step 4: Simplify right side
    117,648.89x = 7,548,866,170.93
  5. Step 5: Solve for x
    x = 7,548,866,170.93/117,648.89
  6. Step 6: Final answer
    x = 64,164.37

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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.