Home / 202,113.60-303,170.40-192,272.10

Finding the Fourth Proportional to 202,113.60, 303,170.40 and 192,272.10

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Solution

The fourth proportional to 202,113.60, 303,170.40 and 192,272.10 is: 288,408.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,113.60 : 303,170.40 = 192,272.10 : x
  2. Step 2: Convert to fraction form
    202,113.60/303,170.40 = 192,272.10/x
  3. Step 3: Cross multiply
    202,113.60x = 303,170.40 × 192,272.10
  4. Step 4: Simplify right side
    202,113.60x = 58,291,209,465.84
  5. Step 5: Solve for x
    x = 58,291,209,465.84/202,113.60
  6. Step 6: Final answer
    x = 288,408.15

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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.