Home / 119,617.90-179,427.05-112,310.58

Finding the Fourth Proportional to 119,617.90, 179,427.05 and 112,310.58

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Solution

The fourth proportional to 119,617.90, 179,427.05 and 112,310.58 is: 168,466.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,617.90 : 179,427.05 = 112,310.58 : x
  2. Step 2: Convert to fraction form
    119,617.90/179,427.05 = 112,310.58/x
  3. Step 3: Cross multiply
    119,617.90x = 179,427.05 × 112,310.58
  4. Step 4: Simplify right side
    119,617.90x = 20,151,556,585.65
  5. Step 5: Solve for x
    x = 20,151,556,585.65/119,617.90
  6. Step 6: Final answer
    x = 168,466.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.