Home / 218,161.95-327,206.47-60,406.35

Finding the Fourth Proportional to 218,161.95, 327,206.47 and 60,406.35

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Solution

The fourth proportional to 218,161.95, 327,206.47 and 60,406.35 is: 90,599.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,161.95 : 327,206.47 = 60,406.35 : x
  2. Step 2: Convert to fraction form
    218,161.95/327,206.47 = 60,406.35/x
  3. Step 3: Cross multiply
    218,161.95x = 327,206.47 × 60,406.35
  4. Step 4: Simplify right side
    218,161.95x = 19,765,348,549.08
  5. Step 5: Solve for x
    x = 19,765,348,549.08/218,161.95
  6. Step 6: Final answer
    x = 90,599.43

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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.