Home / 66,337.22-91,544.06-36,122.91

Finding the Fourth Proportional to 66,337.22, 91,544.06 and 36,122.91

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Solution

The fourth proportional to 66,337.22, 91,544.06 and 36,122.91 is: 49,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,337.22 : 91,544.06 = 36,122.91 : x
  2. Step 2: Convert to fraction form
    66,337.22/91,544.06 = 36,122.91/x
  3. Step 3: Cross multiply
    66,337.22x = 91,544.06 × 36,122.91
  4. Step 4: Simplify right side
    66,337.22x = 3,306,837,202.08
  5. Step 5: Solve for x
    x = 3,306,837,202.08/66,337.22
  6. Step 6: Final answer
    x = 49,848.90

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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.