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Finding the Fourth Proportional to 136,099.96, 204,104.58 and 57,199.48

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Solution

The fourth proportional to 136,099.96, 204,104.58 and 57,199.48 is: 85,780.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,099.96 : 204,104.58 = 57,199.48 : x
  2. Step 2: Convert to fraction form
    136,099.96/204,104.58 = 57,199.48/x
  3. Step 3: Cross multiply
    136,099.96x = 204,104.58 × 57,199.48
  4. Step 4: Simplify right side
    136,099.96x = 11,674,675,841.62
  5. Step 5: Solve for x
    x = 11,674,675,841.62/136,099.96
  6. Step 6: Final answer
    x = 85,780.16

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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.