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Finding the Fourth Proportional to 96,685.65, 144,993.71 and 33,488.75

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Solution

The fourth proportional to 96,685.65, 144,993.71 and 33,488.75 is: 50,221.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,685.65 : 144,993.71 = 33,488.75 : x
  2. Step 2: Convert to fraction form
    96,685.65/144,993.71 = 33,488.75/x
  3. Step 3: Cross multiply
    96,685.65x = 144,993.71 × 33,488.75
  4. Step 4: Simplify right side
    96,685.65x = 4,855,657,213.35
  5. Step 5: Solve for x
    x = 4,855,657,213.35/96,685.65
  6. Step 6: Final answer
    x = 50,221.07

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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.