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Finding the Fourth Proportional to 222,027.66, 306,455.13 and 137,095.92

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Solution

The fourth proportional to 222,027.66, 306,455.13 and 137,095.92 is: 189,227.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,027.66 : 306,455.13 = 137,095.92 : x
  2. Step 2: Convert to fraction form
    222,027.66/306,455.13 = 137,095.92/x
  3. Step 3: Cross multiply
    222,027.66x = 306,455.13 × 137,095.92
  4. Step 4: Simplify right side
    222,027.66x = 42,013,747,986.07
  5. Step 5: Solve for x
    x = 42,013,747,986.07/222,027.66
  6. Step 6: Final answer
    x = 189,227.54

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1.5x scale

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.