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Finding the Fourth Proportional to 95,710.16, 143,587.96 and 30,046.16

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Solution

The fourth proportional to 95,710.16, 143,587.96 and 30,046.16 is: 45,076.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,710.16 : 143,587.96 = 30,046.16 : x
  2. Step 2: Convert to fraction form
    95,710.16/143,587.96 = 30,046.16/x
  3. Step 3: Cross multiply
    95,710.16x = 143,587.96 × 30,046.16
  4. Step 4: Simplify right side
    95,710.16x = 4,314,266,820.23
  5. Step 5: Solve for x
    x = 4,314,266,820.23/95,710.16
  6. Step 6: Final answer
    x = 45,076.37

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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.