Home / 66,142.22-99,212.76-26,698.73

Finding the Fourth Proportional to 66,142.22, 99,212.76 and 26,698.73

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Solution

The fourth proportional to 66,142.22, 99,212.76 and 26,698.73 is: 40,047.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,142.22 : 99,212.76 = 26,698.73 : x
  2. Step 2: Convert to fraction form
    66,142.22/99,212.76 = 26,698.73/x
  3. Step 3: Cross multiply
    66,142.22x = 99,212.76 × 26,698.73
  4. Step 4: Simplify right side
    66,142.22x = 2,648,854,195.73
  5. Step 5: Solve for x
    x = 2,648,854,195.73/66,142.22
  6. Step 6: Final answer
    x = 40,047.86

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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.