Home / 209,949.98-314,777.34-97,510.84

Finding the Fourth Proportional to 209,949.98, 314,777.34 and 97,510.84

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Solution

The fourth proportional to 209,949.98, 314,777.34 and 97,510.84 is: 146,197.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,949.98 : 314,777.34 = 97,510.84 : x
  2. Step 2: Convert to fraction form
    209,949.98/314,777.34 = 97,510.84/x
  3. Step 3: Cross multiply
    209,949.98x = 314,777.34 × 97,510.84
  4. Step 4: Simplify right side
    209,949.98x = 30,694,202,049.42
  5. Step 5: Solve for x
    x = 30,694,202,049.42/209,949.98
  6. Step 6: Final answer
    x = 146,197.69

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1.5x scale

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.