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Finding the Fourth Proportional to 361,626.97, 542,476.91 and 95,405.89

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Solution

The fourth proportional to 361,626.97, 542,476.91 and 95,405.89 is: 143,118.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,626.97 : 542,476.91 = 95,405.89 : x
  2. Step 2: Convert to fraction form
    361,626.97/542,476.91 = 95,405.89/x
  3. Step 3: Cross multiply
    361,626.97x = 542,476.91 × 95,405.89
  4. Step 4: Simplify right side
    361,626.97x = 51,755,492,403.00
  5. Step 5: Solve for x
    x = 51,755,492,403.00/361,626.97
  6. Step 6: Final answer
    x = 143,118.45

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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.