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Finding the Fourth Proportional to 95,870.30, 143,804.81 and 29,310.17

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Solution

The fourth proportional to 95,870.30, 143,804.81 and 29,310.17 is: 43,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,870.30 : 143,804.81 = 29,310.17 : x
  2. Step 2: Convert to fraction form
    95,870.30/143,804.81 = 29,310.17/x
  3. Step 3: Cross multiply
    95,870.30x = 143,804.81 × 29,310.17
  4. Step 4: Simplify right side
    95,870.30x = 4,214,942,562.34
  5. Step 5: Solve for x
    x = 4,214,942,562.34/95,870.30
  6. Step 6: Final answer
    x = 43,965.05

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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.