Home / 110,176.62-151,991.88-79,895.52

Finding the Fourth Proportional to 110,176.62, 151,991.88 and 79,895.52

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Solution

The fourth proportional to 110,176.62, 151,991.88 and 79,895.52 is: 110,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,176.62 : 151,991.88 = 79,895.52 : x
  2. Step 2: Convert to fraction form
    110,176.62/151,991.88 = 79,895.52/x
  3. Step 3: Cross multiply
    110,176.62x = 151,991.88 × 79,895.52
  4. Step 4: Simplify right side
    110,176.62x = 12,143,470,288.38
  5. Step 5: Solve for x
    x = 12,143,470,288.38/110,176.62
  6. Step 6: Final answer
    x = 110,218.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.