Home / 170,329.11-255,399.47-79,044.93

Finding the Fourth Proportional to 170,329.11, 255,399.47 and 79,044.93

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Solution

The fourth proportional to 170,329.11, 255,399.47 and 79,044.93 is: 118,523.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,329.11 : 255,399.47 = 79,044.93 : x
  2. Step 2: Convert to fraction form
    170,329.11/255,399.47 = 79,044.93/x
  3. Step 3: Cross multiply
    170,329.11x = 255,399.47 × 79,044.93
  4. Step 4: Simplify right side
    170,329.11x = 20,188,032,832.96
  5. Step 5: Solve for x
    x = 20,188,032,832.96/170,329.11
  6. Step 6: Final answer
    x = 118,523.68

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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.