Home / 66,516.11-91,794.36-37,835.03

Finding the Fourth Proportional to 66,516.11, 91,794.36 and 37,835.03

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Solution

The fourth proportional to 66,516.11, 91,794.36 and 37,835.03 is: 52,213.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,516.11 : 91,794.36 = 37,835.03 : x
  2. Step 2: Convert to fraction form
    66,516.11/91,794.36 = 37,835.03/x
  3. Step 3: Cross multiply
    66,516.11x = 91,794.36 × 37,835.03
  4. Step 4: Simplify right side
    66,516.11x = 3,473,041,905.46
  5. Step 5: Solve for x
    x = 3,473,041,905.46/66,516.11
  6. Step 6: Final answer
    x = 52,213.55

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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.