Home / 66,249.73-91,426.13-36,036.66

Finding the Fourth Proportional to 66,249.73, 91,426.13 and 36,036.66

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Solution

The fourth proportional to 66,249.73, 91,426.13 and 36,036.66 is: 49,731.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,249.73 : 91,426.13 = 36,036.66 : x
  2. Step 2: Convert to fraction form
    66,249.73/91,426.13 = 36,036.66/x
  3. Step 3: Cross multiply
    66,249.73x = 91,426.13 × 36,036.66
  4. Step 4: Simplify right side
    66,249.73x = 3,294,692,181.74
  5. Step 5: Solve for x
    x = 3,294,692,181.74/66,249.73
  6. Step 6: Final answer
    x = 49,731.41

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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.