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Finding the Fourth Proportional to 158,788.41, 219,119.96 and 94,260.41

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Solution

The fourth proportional to 158,788.41, 219,119.96 and 94,260.41 is: 130,074.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,788.41 : 219,119.96 = 94,260.41 : x
  2. Step 2: Convert to fraction form
    158,788.41/219,119.96 = 94,260.41/x
  3. Step 3: Cross multiply
    158,788.41x = 219,119.96 × 94,260.41
  4. Step 4: Simplify right side
    158,788.41x = 20,654,335,701.88
  5. Step 5: Solve for x
    x = 20,654,335,701.88/158,788.41
  6. Step 6: Final answer
    x = 130,074.58

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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.