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Finding the Fourth Proportional to 95,809.65, 143,735.52 and 28,336.42

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Solution

The fourth proportional to 95,809.65, 143,735.52 and 28,336.42 is: 42,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,809.65 : 143,735.52 = 28,336.42 : x
  2. Step 2: Convert to fraction form
    95,809.65/143,735.52 = 28,336.42/x
  3. Step 3: Cross multiply
    95,809.65x = 143,735.52 × 28,336.42
  4. Step 4: Simplify right side
    95,809.65x = 4,072,950,063.64
  5. Step 5: Solve for x
    x = 4,072,950,063.64/95,809.65
  6. Step 6: Final answer
    x = 42,510.85

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1.5x scale

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.