Home / 179,876.16-270,120.42-172,352.88

Finding the Fourth Proportional to 179,876.16, 270,120.42 and 172,352.88

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Solution

The fourth proportional to 179,876.16, 270,120.42 and 172,352.88 is: 258,822.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,876.16 : 270,120.42 = 172,352.88 : x
  2. Step 2: Convert to fraction form
    179,876.16/270,120.42 = 172,352.88/x
  3. Step 3: Cross multiply
    179,876.16x = 270,120.42 × 172,352.88
  4. Step 4: Simplify right side
    179,876.16x = 46,556,032,333.81
  5. Step 5: Solve for x
    x = 46,556,032,333.81/179,876.16
  6. Step 6: Final answer
    x = 258,822.69

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1.5x scale

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.