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Finding the Fourth Proportional to 228,493.93, 342,800.02 and 133,804.12

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Solution

The fourth proportional to 228,493.93, 342,800.02 and 133,804.12 is: 200,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,493.93 : 342,800.02 = 133,804.12 : x
  2. Step 2: Convert to fraction form
    228,493.93/342,800.02 = 133,804.12/x
  3. Step 3: Cross multiply
    228,493.93x = 342,800.02 × 133,804.12
  4. Step 4: Simplify right side
    228,493.93x = 45,868,055,012.08
  5. Step 5: Solve for x
    x = 45,868,055,012.08/228,493.93
  6. Step 6: Final answer
    x = 200,740.80

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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.