Home / 170,428.82-235,181.21-93,943.96

Finding the Fourth Proportional to 170,428.82, 235,181.21 and 93,943.96

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Solution

The fourth proportional to 170,428.82, 235,181.21 and 93,943.96 is: 129,636.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,428.82 : 235,181.21 = 93,943.96 : x
  2. Step 2: Convert to fraction form
    170,428.82/235,181.21 = 93,943.96/x
  3. Step 3: Cross multiply
    170,428.82x = 235,181.21 × 93,943.96
  4. Step 4: Simplify right side
    170,428.82x = 22,093,853,788.77
  5. Step 5: Solve for x
    x = 22,093,853,788.77/170,428.82
  6. Step 6: Final answer
    x = 129,636.84

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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.