Home / 89,174.43-123,065.73-52,897.38

Finding the Fourth Proportional to 89,174.43, 123,065.73 and 52,897.38

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Solution

The fourth proportional to 89,174.43, 123,065.73 and 52,897.38 is: 73,001.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,174.43 : 123,065.73 = 52,897.38 : x
  2. Step 2: Convert to fraction form
    89,174.43/123,065.73 = 52,897.38/x
  3. Step 3: Cross multiply
    89,174.43x = 123,065.73 × 52,897.38
  4. Step 4: Simplify right side
    89,174.43x = 6,509,854,684.79
  5. Step 5: Solve for x
    x = 6,509,854,684.79/89,174.43
  6. Step 6: Final answer
    x = 73,001.36

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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.