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Finding the Fourth Proportional to 175,053.68, 241,578.78 and 107,069.48

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Solution

The fourth proportional to 175,053.68, 241,578.78 and 107,069.48 is: 147,758.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,053.68 : 241,578.78 = 107,069.48 : x
  2. Step 2: Convert to fraction form
    175,053.68/241,578.78 = 107,069.48/x
  3. Step 3: Cross multiply
    175,053.68x = 241,578.78 × 107,069.48
  4. Step 4: Simplify right side
    175,053.68x = 25,865,714,353.63
  5. Step 5: Solve for x
    x = 25,865,714,353.63/175,053.68
  6. Step 6: Final answer
    x = 147,758.76

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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.