Home / 42,942.36-64,432.08-23,234.82

Finding the Fourth Proportional to 42,942.36, 64,432.08 and 23,234.82

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Solution

The fourth proportional to 42,942.36, 64,432.08 and 23,234.82 is: 34,862.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,942.36 : 64,432.08 = 23,234.82 : x
  2. Step 2: Convert to fraction form
    42,942.36/64,432.08 = 23,234.82/x
  3. Step 3: Cross multiply
    42,942.36x = 64,432.08 × 23,234.82
  4. Step 4: Simplify right side
    42,942.36x = 1,497,067,781.03
  5. Step 5: Solve for x
    x = 1,497,067,781.03/42,942.36
  6. Step 6: Final answer
    x = 34,862.26

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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.