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Finding the Fourth Proportional to 193,070.08, 266,443.92 and 108,184

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Solution

The fourth proportional to 193,070.08, 266,443.92 and 108,184 is: 149,297.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,070.08 : 266,443.92 = 108,184 : x
  2. Step 2: Convert to fraction form
    193,070.08/266,443.92 = 108,184/x
  3. Step 3: Cross multiply
    193,070.08x = 266,443.92 × 108,184
  4. Step 4: Simplify right side
    193,070.08x = 28,824,969,041.28
  5. Step 5: Solve for x
    x = 28,824,969,041.28/193,070.08
  6. Step 6: Final answer
    x = 149,297.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.