Home / 117,947.17-176,968.14-43,072.39

Finding the Fourth Proportional to 117,947.17, 176,968.14 and 43,072.39

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Solution

The fourth proportional to 117,947.17, 176,968.14 and 43,072.39 is: 64,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,947.17 : 176,968.14 = 43,072.39 : x
  2. Step 2: Convert to fraction form
    117,947.17/176,968.14 = 43,072.39/x
  3. Step 3: Cross multiply
    117,947.17x = 176,968.14 × 43,072.39
  4. Step 4: Simplify right side
    117,947.17x = 7,622,440,743.65
  5. Step 5: Solve for x
    x = 7,622,440,743.65/117,947.17
  6. Step 6: Final answer
    x = 64,625.89

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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.