Home / 272,042.82-375,302.57-169,890.95

Finding the Fourth Proportional to 272,042.82, 375,302.57 and 169,890.95

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Solution

The fourth proportional to 272,042.82, 375,302.57 and 169,890.95 is: 234,376.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,042.82 : 375,302.57 = 169,890.95 : x
  2. Step 2: Convert to fraction form
    272,042.82/375,302.57 = 169,890.95/x
  3. Step 3: Cross multiply
    272,042.82x = 375,302.57 × 169,890.95
  4. Step 4: Simplify right side
    272,042.82x = 63,760,510,243.54
  5. Step 5: Solve for x
    x = 63,760,510,243.54/272,042.82
  6. Step 6: Final answer
    x = 234,376.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.