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Finding the Fourth Proportional to 376,377.60, 564,509.16 and 110,066.88

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Solution

The fourth proportional to 376,377.60, 564,509.16 and 110,066.88 is: 165,083.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,377.60 : 564,509.16 = 110,066.88 : x
  2. Step 2: Convert to fraction form
    376,377.60/564,509.16 = 110,066.88/x
  3. Step 3: Cross multiply
    376,377.60x = 564,509.16 × 110,066.88
  4. Step 4: Simplify right side
    376,377.60x = 62,133,761,972.62
  5. Step 5: Solve for x
    x = 62,133,761,972.62/376,377.60
  6. Step 6: Final answer
    x = 165,083.58

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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.