Home / 109,721.82-164,565.90-34,832.19

Finding the Fourth Proportional to 109,721.82, 164,565.90 and 34,832.19

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Solution

The fourth proportional to 109,721.82, 164,565.90 and 34,832.19 is: 52,242.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,721.82 : 164,565.90 = 34,832.19 : x
  2. Step 2: Convert to fraction form
    109,721.82/164,565.90 = 34,832.19/x
  3. Step 3: Cross multiply
    109,721.82x = 164,565.90 × 34,832.19
  4. Step 4: Simplify right side
    109,721.82x = 5,732,190,696.32
  5. Step 5: Solve for x
    x = 5,732,190,696.32/109,721.82
  6. Step 6: Final answer
    x = 52,242.94

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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.