Home / 209,922.48-314,805.35-67,732.04

Finding the Fourth Proportional to 209,922.48, 314,805.35 and 67,732.04

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Solution

The fourth proportional to 209,922.48, 314,805.35 and 67,732.04 is: 101,572.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,922.48 : 314,805.35 = 67,732.04 : x
  2. Step 2: Convert to fraction form
    209,922.48/314,805.35 = 67,732.04/x
  3. Step 3: Cross multiply
    209,922.48x = 314,805.35 × 67,732.04
  4. Step 4: Simplify right side
    209,922.48x = 21,322,408,219.75
  5. Step 5: Solve for x
    x = 21,322,408,219.75/209,922.48
  6. Step 6: Final answer
    x = 101,572.77

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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.