Home / 53,111.52-73,294.38-29,238.66

Finding the Fourth Proportional to 53,111.52, 73,294.38 and 29,238.66

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Solution

The fourth proportional to 53,111.52, 73,294.38 and 29,238.66 is: 40,349.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,111.52 : 73,294.38 = 29,238.66 : x
  2. Step 2: Convert to fraction form
    53,111.52/73,294.38 = 29,238.66/x
  3. Step 3: Cross multiply
    53,111.52x = 73,294.38 × 29,238.66
  4. Step 4: Simplify right side
    53,111.52x = 2,143,029,456.73
  5. Step 5: Solve for x
    x = 2,143,029,456.73/53,111.52
  6. Step 6: Final answer
    x = 40,349.62

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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.