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Finding the Fourth Proportional to 127,410, 191,115 and 44,304

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Solution

The fourth proportional to 127,410, 191,115 and 44,304 is: 66,456

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,410 : 191,115 = 44,304 : x
  2. Step 2: Convert to fraction form
    127,410/191,115 = 44,304/x
  3. Step 3: Cross multiply
    127,410x = 191,115 × 44,304
  4. Step 4: Simplify right side
    127,410x = 8,467,158,960
  5. Step 5: Solve for x
    x = 8,467,158,960/127,410
  6. Step 6: Final answer
    x = 66,456

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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.