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Finding the Fourth Proportional to 349,755.30, 524,504.16 and 125,054.82

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Solution

The fourth proportional to 349,755.30, 524,504.16 and 125,054.82 is: 187,536.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,755.30 : 524,504.16 = 125,054.82 : x
  2. Step 2: Convert to fraction form
    349,755.30/524,504.16 = 125,054.82/x
  3. Step 3: Cross multiply
    349,755.30x = 524,504.16 × 125,054.82
  4. Step 4: Simplify right side
    349,755.30x = 65,591,773,318.05
  5. Step 5: Solve for x
    x = 65,591,773,318.05/349,755.30
  6. Step 6: Final answer
    x = 187,536.18

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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.