Home / 67,058.23-100,587.22-17,138.34

Finding the Fourth Proportional to 67,058.23, 100,587.22 and 17,138.34

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Solution

The fourth proportional to 67,058.23, 100,587.22 and 17,138.34 is: 25,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,058.23 : 100,587.22 = 17,138.34 : x
  2. Step 2: Convert to fraction form
    67,058.23/100,587.22 = 17,138.34/x
  3. Step 3: Cross multiply
    67,058.23x = 100,587.22 × 17,138.34
  4. Step 4: Simplify right side
    67,058.23x = 1,723,897,976.01
  5. Step 5: Solve for x
    x = 1,723,897,976.01/67,058.23
  6. Step 6: Final answer
    x = 25,707.48

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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.