Home / 66,226.38-91,370.04-37,542.98

Finding the Fourth Proportional to 66,226.38, 91,370.04 and 37,542.98

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Solution

The fourth proportional to 66,226.38, 91,370.04 and 37,542.98 is: 51,796.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,226.38 : 91,370.04 = 37,542.98 : x
  2. Step 2: Convert to fraction form
    66,226.38/91,370.04 = 37,542.98/x
  3. Step 3: Cross multiply
    66,226.38x = 91,370.04 × 37,542.98
  4. Step 4: Simplify right side
    66,226.38x = 3,430,303,127.47
  5. Step 5: Solve for x
    x = 3,430,303,127.47/66,226.38
  6. Step 6: Final answer
    x = 51,796.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.