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Finding the Fourth Proportional to 95,887.70, 143,710.05 and 36,644.30

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Solution

The fourth proportional to 95,887.70, 143,710.05 and 36,644.30 is: 54,920.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,887.70 : 143,710.05 = 36,644.30 : x
  2. Step 2: Convert to fraction form
    95,887.70/143,710.05 = 36,644.30/x
  3. Step 3: Cross multiply
    95,887.70x = 143,710.05 × 36,644.30
  4. Step 4: Simplify right side
    95,887.70x = 5,266,154,185.22
  5. Step 5: Solve for x
    x = 5,266,154,185.22/95,887.70
  6. Step 6: Final answer
    x = 54,920.02

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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.