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Finding the Fourth Proportional to 182,371.47, 251,805.96 and 117,878.87

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Solution

The fourth proportional to 182,371.47, 251,805.96 and 117,878.87 is: 162,759.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,371.47 : 251,805.96 = 117,878.87 : x
  2. Step 2: Convert to fraction form
    182,371.47/251,805.96 = 117,878.87/x
  3. Step 3: Cross multiply
    182,371.47x = 251,805.96 × 117,878.87
  4. Step 4: Simplify right side
    182,371.47x = 29,682,600,765.04
  5. Step 5: Solve for x
    x = 29,682,600,765.04/182,371.47
  6. Step 6: Final answer
    x = 162,759.01

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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.