Home / 170,682.14-255,943.96-99,625.30

Finding the Fourth Proportional to 170,682.14, 255,943.96 and 99,625.30

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Solution

The fourth proportional to 170,682.14, 255,943.96 and 99,625.30 is: 149,391.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,682.14 : 255,943.96 = 99,625.30 : x
  2. Step 2: Convert to fraction form
    170,682.14/255,943.96 = 99,625.30/x
  3. Step 3: Cross multiply
    170,682.14x = 255,943.96 × 99,625.30
  4. Step 4: Simplify right side
    170,682.14x = 25,498,493,798.19
  5. Step 5: Solve for x
    x = 25,498,493,798.19/170,682.14
  6. Step 6: Final answer
    x = 149,391.69

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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.