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Finding the Fourth Proportional to 154,928, 232,392 and 38,192

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Solution

The fourth proportional to 154,928, 232,392 and 38,192 is: 57,288

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,928 : 232,392 = 38,192 : x
  2. Step 2: Convert to fraction form
    154,928/232,392 = 38,192/x
  3. Step 3: Cross multiply
    154,928x = 232,392 × 38,192
  4. Step 4: Simplify right side
    154,928x = 8,875,515,264
  5. Step 5: Solve for x
    x = 8,875,515,264/154,928
  6. Step 6: Final answer
    x = 57,288

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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.