Home / 95,621.10-143,436.78-29,063.40

Finding the Fourth Proportional to 95,621.10, 143,436.78 and 29,063.40

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Solution

The fourth proportional to 95,621.10, 143,436.78 and 29,063.40 is: 43,596.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,621.10 : 143,436.78 = 29,063.40 : x
  2. Step 2: Convert to fraction form
    95,621.10/143,436.78 = 29,063.40/x
  3. Step 3: Cross multiply
    95,621.10x = 143,436.78 × 29,063.40
  4. Step 4: Simplify right side
    95,621.10x = 4,168,760,511.85
  5. Step 5: Solve for x
    x = 4,168,760,511.85/95,621.10
  6. Step 6: Final answer
    x = 43,596.66

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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.