Home / 209,832.10-314,747.76-65,748.95

Finding the Fourth Proportional to 209,832.10, 314,747.76 and 65,748.95

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Solution

The fourth proportional to 209,832.10, 314,747.76 and 65,748.95 is: 98,623.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,832.10 : 314,747.76 = 65,748.95 : x
  2. Step 2: Convert to fraction form
    209,832.10/314,747.76 = 65,748.95/x
  3. Step 3: Cross multiply
    209,832.10x = 314,747.76 × 65,748.95
  4. Step 4: Simplify right side
    209,832.10x = 20,694,334,488.29
  5. Step 5: Solve for x
    x = 20,694,334,488.29/209,832.10
  6. Step 6: Final answer
    x = 98,623.30

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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.