Home / 117,717.97-176,687.93-42,910.42

Finding the Fourth Proportional to 117,717.97, 176,687.93 and 42,910.42

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Solution

The fourth proportional to 117,717.97, 176,687.93 and 42,910.42 is: 64,406.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,717.97 : 176,687.93 = 42,910.42 : x
  2. Step 2: Convert to fraction form
    117,717.97/176,687.93 = 42,910.42/x
  3. Step 3: Cross multiply
    117,717.97x = 176,687.93 × 42,910.42
  4. Step 4: Simplify right side
    117,717.97x = 7,581,753,285.23
  5. Step 5: Solve for x
    x = 7,581,753,285.23/117,717.97
  6. Step 6: Final answer
    x = 64,406.08

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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.