Home / 170,789.08-256,184.37-70,949.19

Finding the Fourth Proportional to 170,789.08, 256,184.37 and 70,949.19

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Solution

The fourth proportional to 170,789.08, 256,184.37 and 70,949.19 is: 106,424.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,789.08 : 256,184.37 = 70,949.19 : x
  2. Step 2: Convert to fraction form
    170,789.08/256,184.37 = 70,949.19/x
  3. Step 3: Cross multiply
    170,789.08x = 256,184.37 × 70,949.19
  4. Step 4: Simplify right side
    170,789.08x = 18,176,073,542.16
  5. Step 5: Solve for x
    x = 18,176,073,542.16/170,789.08
  6. Step 6: Final answer
    x = 106,424.10

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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.