Home / 66,913.38-92,340.46-37,105.38

Finding the Fourth Proportional to 66,913.38, 92,340.46 and 37,105.38

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Solution

The fourth proportional to 66,913.38, 92,340.46 and 37,105.38 is: 51,205.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,913.38 : 92,340.46 = 37,105.38 : x
  2. Step 2: Convert to fraction form
    66,913.38/92,340.46 = 37,105.38/x
  3. Step 3: Cross multiply
    66,913.38x = 92,340.46 × 37,105.38
  4. Step 4: Simplify right side
    66,913.38x = 3,426,327,857.67
  5. Step 5: Solve for x
    x = 3,426,327,857.67/66,913.38
  6. Step 6: Final answer
    x = 51,205.42

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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.