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Finding the Fourth Proportional to 376,054.70, 564,026.65 and 123,361.88

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Solution

The fourth proportional to 376,054.70, 564,026.65 and 123,361.88 is: 185,024.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,054.70 : 564,026.65 = 123,361.88 : x
  2. Step 2: Convert to fraction form
    376,054.70/564,026.65 = 123,361.88/x
  3. Step 3: Cross multiply
    376,054.70x = 564,026.65 × 123,361.88
  4. Step 4: Simplify right side
    376,054.70x = 69,579,389,015.76
  5. Step 5: Solve for x
    x = 69,579,389,015.76/376,054.70
  6. Step 6: Final answer
    x = 185,024.65

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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.