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Finding the Fourth Proportional to 222,793.71, 307,374.54 and 146,353.97

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Solution

The fourth proportional to 222,793.71, 307,374.54 and 146,353.97 is: 201,915.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,793.71 : 307,374.54 = 146,353.97 : x
  2. Step 2: Convert to fraction form
    222,793.71/307,374.54 = 146,353.97/x
  3. Step 3: Cross multiply
    222,793.71x = 307,374.54 × 146,353.97
  4. Step 4: Simplify right side
    222,793.71x = 44,985,484,205.92
  5. Step 5: Solve for x
    x = 44,985,484,205.92/222,793.71
  6. Step 6: Final answer
    x = 201,915.41

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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.