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Finding the Fourth Proportional to 199,424.60, 299,282.70 and 132,842.60

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Solution

The fourth proportional to 199,424.60, 299,282.70 and 132,842.60 is: 199,361.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,424.60 : 299,282.70 = 132,842.60 : x
  2. Step 2: Convert to fraction form
    199,424.60/299,282.70 = 132,842.60/x
  3. Step 3: Cross multiply
    199,424.60x = 299,282.70 × 132,842.60
  4. Step 4: Simplify right side
    199,424.60x = 39,757,492,003.02
  5. Step 5: Solve for x
    x = 39,757,492,003.02/199,424.60
  6. Step 6: Final answer
    x = 199,361.02

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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.