Home / 117,684.11-176,470.70-42,751.41

Finding the Fourth Proportional to 117,684.11, 176,470.70 and 42,751.41

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Solution

The fourth proportional to 117,684.11, 176,470.70 and 42,751.41 is: 64,106.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,684.11 : 176,470.70 = 42,751.41 : x
  2. Step 2: Convert to fraction form
    117,684.11/176,470.70 = 42,751.41/x
  3. Step 3: Cross multiply
    117,684.11x = 176,470.70 × 42,751.41
  4. Step 4: Simplify right side
    117,684.11x = 7,544,371,034.93
  5. Step 5: Solve for x
    x = 7,544,371,034.93/117,684.11
  6. Step 6: Final answer
    x = 64,106.97

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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.