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Finding the Fourth Proportional to 73,058.34, 109,593.76 and 25,669.31

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Solution

The fourth proportional to 73,058.34, 109,593.76 and 25,669.31 is: 38,506.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,058.34 : 109,593.76 = 25,669.31 : x
  2. Step 2: Convert to fraction form
    73,058.34/109,593.76 = 25,669.31/x
  3. Step 3: Cross multiply
    73,058.34x = 109,593.76 × 25,669.31
  4. Step 4: Simplify right side
    73,058.34x = 2,813,196,377.23
  5. Step 5: Solve for x
    x = 2,813,196,377.23/73,058.34
  6. Step 6: Final answer
    x = 38,506.16

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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.