Home / 66,469.28-99,469.69-41,521.07

Finding the Fourth Proportional to 66,469.28, 99,469.69 and 41,521.07

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Solution

The fourth proportional to 66,469.28, 99,469.69 and 41,521.07 is: 62,135.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,469.28 : 99,469.69 = 41,521.07 : x
  2. Step 2: Convert to fraction form
    66,469.28/99,469.69 = 41,521.07/x
  3. Step 3: Cross multiply
    66,469.28x = 99,469.69 × 41,521.07
  4. Step 4: Simplify right side
    66,469.28x = 4,130,087,961.37
  5. Step 5: Solve for x
    x = 4,130,087,961.37/66,469.28
  6. Step 6: Final answer
    x = 62,135.29

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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.