Home / 117,971.38-176,983.35-43,091.41

Finding the Fourth Proportional to 117,971.38, 176,983.35 and 43,091.41

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Solution

The fourth proportional to 117,971.38, 176,983.35 and 43,091.41 is: 64,646.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,971.38 : 176,983.35 = 43,091.41 : x
  2. Step 2: Convert to fraction form
    117,971.38/176,983.35 = 43,091.41/x
  3. Step 3: Cross multiply
    117,971.38x = 176,983.35 × 43,091.41
  4. Step 4: Simplify right side
    117,971.38x = 7,626,462,098.02
  5. Step 5: Solve for x
    x = 7,626,462,098.02/117,971.38
  6. Step 6: Final answer
    x = 64,646.71

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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.