Home / 66,221.74-99,395.03-24,142.49

Finding the Fourth Proportional to 66,221.74, 99,395.03 and 24,142.49

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Solution

The fourth proportional to 66,221.74, 99,395.03 and 24,142.49 is: 36,236.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,221.74 : 99,395.03 = 24,142.49 : x
  2. Step 2: Convert to fraction form
    66,221.74/99,395.03 = 24,142.49/x
  3. Step 3: Cross multiply
    66,221.74x = 99,395.03 × 24,142.49
  4. Step 4: Simplify right side
    66,221.74x = 2,399,643,020.85
  5. Step 5: Solve for x
    x = 2,399,643,020.85/66,221.74
  6. Step 6: Final answer
    x = 36,236.49

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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.