Home / 237,218.96-327,370.34-129,789

Finding the Fourth Proportional to 237,218.96, 327,370.34 and 129,789

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Solution

The fourth proportional to 237,218.96, 327,370.34 and 129,789 is: 179,113.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,218.96 : 327,370.34 = 129,789 : x
  2. Step 2: Convert to fraction form
    237,218.96/327,370.34 = 129,789/x
  3. Step 3: Cross multiply
    237,218.96x = 327,370.34 × 129,789
  4. Step 4: Simplify right side
    237,218.96x = 42,489,069,058.26
  5. Step 5: Solve for x
    x = 42,489,069,058.26/237,218.96
  6. Step 6: Final answer
    x = 179,113.29

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1.5x scale

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.