Home / 66,164.45-99,206.78-26,675.53

Finding the Fourth Proportional to 66,164.45, 99,206.78 and 26,675.53

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Solution

The fourth proportional to 66,164.45, 99,206.78 and 26,675.53 is: 39,997.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,164.45 : 99,206.78 = 26,675.53 : x
  2. Step 2: Convert to fraction form
    66,164.45/99,206.78 = 26,675.53/x
  3. Step 3: Cross multiply
    66,164.45x = 99,206.78 × 26,675.53
  4. Step 4: Simplify right side
    66,164.45x = 2,646,393,054.70
  5. Step 5: Solve for x
    x = 2,646,393,054.70/66,164.45
  6. Step 6: Final answer
    x = 39,997.21

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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.