Home / 202,317.90-303,476.85-131,459.10

Finding the Fourth Proportional to 202,317.90, 303,476.85 and 131,459.10

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Solution

The fourth proportional to 202,317.90, 303,476.85 and 131,459.10 is: 197,188.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,317.90 : 303,476.85 = 131,459.10 : x
  2. Step 2: Convert to fraction form
    202,317.90/303,476.85 = 131,459.10/x
  3. Step 3: Cross multiply
    202,317.90x = 303,476.85 × 131,459.10
  4. Step 4: Simplify right side
    202,317.90x = 39,894,793,571.84
  5. Step 5: Solve for x
    x = 39,894,793,571.84/202,317.90
  6. Step 6: Final answer
    x = 197,188.65

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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.