Home / 170,645.31-235,491.30-94,165.38

Finding the Fourth Proportional to 170,645.31, 235,491.30 and 94,165.38

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Solution

The fourth proportional to 170,645.31, 235,491.30 and 94,165.38 is: 129,948.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,645.31 : 235,491.30 = 94,165.38 : x
  2. Step 2: Convert to fraction form
    170,645.31/235,491.30 = 94,165.38/x
  3. Step 3: Cross multiply
    170,645.31x = 235,491.30 × 94,165.38
  4. Step 4: Simplify right side
    170,645.31x = 22,175,127,751.19
  5. Step 5: Solve for x
    x = 22,175,127,751.19/170,645.31
  6. Step 6: Final answer
    x = 129,948.65

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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.