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Finding the Fourth Proportional to 222,356.54, 306,846.36 and 124,240.58

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Solution

The fourth proportional to 222,356.54, 306,846.36 and 124,240.58 is: 171,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,356.54 : 306,846.36 = 124,240.58 : x
  2. Step 2: Convert to fraction form
    222,356.54/306,846.36 = 124,240.58/x
  3. Step 3: Cross multiply
    222,356.54x = 306,846.36 × 124,240.58
  4. Step 4: Simplify right side
    222,356.54x = 38,122,769,737.29
  5. Step 5: Solve for x
    x = 38,122,769,737.29/222,356.54
  6. Step 6: Final answer
    x = 171,448.83

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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.