Home / 66,019.44-91,105.12-37,725.13

Finding the Fourth Proportional to 66,019.44, 91,105.12 and 37,725.13

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Solution

The fourth proportional to 66,019.44, 91,105.12 and 37,725.13 is: 52,059.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,019.44 : 91,105.12 = 37,725.13 : x
  2. Step 2: Convert to fraction form
    66,019.44/91,105.12 = 37,725.13/x
  3. Step 3: Cross multiply
    66,019.44x = 91,105.12 × 37,725.13
  4. Step 4: Simplify right side
    66,019.44x = 3,436,952,495.67
  5. Step 5: Solve for x
    x = 3,436,952,495.67/66,019.44
  6. Step 6: Final answer
    x = 52,059.70

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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.