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Finding the Fourth Proportional to 159,218.68, 238,820.22 and 59,371.08

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Solution

The fourth proportional to 159,218.68, 238,820.22 and 59,371.08 is: 89,053.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,218.68 : 238,820.22 = 59,371.08 : x
  2. Step 2: Convert to fraction form
    159,218.68/238,820.22 = 59,371.08/x
  3. Step 3: Cross multiply
    159,218.68x = 238,820.22 × 59,371.08
  4. Step 4: Simplify right side
    159,218.68x = 14,179,014,387.24
  5. Step 5: Solve for x
    x = 14,179,014,387.24/159,218.68
  6. Step 6: Final answer
    x = 89,053.71

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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.