Home / 89,441.82-133,987.16-51,923.23

Finding the Fourth Proportional to 89,441.82, 133,987.16 and 51,923.23

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Solution

The fourth proportional to 89,441.82, 133,987.16 and 51,923.23 is: 77,782.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,441.82 : 133,987.16 = 51,923.23 : x
  2. Step 2: Convert to fraction form
    89,441.82/133,987.16 = 51,923.23/x
  3. Step 3: Cross multiply
    89,441.82x = 133,987.16 × 51,923.23
  4. Step 4: Simplify right side
    89,441.82x = 6,957,045,920.57
  5. Step 5: Solve for x
    x = 6,957,045,920.57/89,441.82
  6. Step 6: Final answer
    x = 77,782.92

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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.