Home / 170,138.60-234,788.96-94,687.10

Finding the Fourth Proportional to 170,138.60, 234,788.96 and 94,687.10

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Solution

The fourth proportional to 170,138.60, 234,788.96 and 94,687.10 is: 130,666.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,138.60 : 234,788.96 = 94,687.10 : x
  2. Step 2: Convert to fraction form
    170,138.60/234,788.96 = 94,687.10/x
  3. Step 3: Cross multiply
    170,138.60x = 234,788.96 × 94,687.10
  4. Step 4: Simplify right side
    170,138.60x = 22,231,485,734.42
  5. Step 5: Solve for x
    x = 22,231,485,734.42/170,138.60
  6. Step 6: Final answer
    x = 130,666.91

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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.