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Finding the Fourth Proportional to 75,754.63, 104,547.61 and 41,766.22

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Solution

The fourth proportional to 75,754.63, 104,547.61 and 41,766.22 is: 57,640.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,754.63 : 104,547.61 = 41,766.22 : x
  2. Step 2: Convert to fraction form
    75,754.63/104,547.61 = 41,766.22/x
  3. Step 3: Cross multiply
    75,754.63x = 104,547.61 × 41,766.22
  4. Step 4: Simplify right side
    75,754.63x = 4,366,558,479.73
  5. Step 5: Solve for x
    x = 4,366,558,479.73/75,754.63
  6. Step 6: Final answer
    x = 57,640.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.