Home / 66,436.34-99,608.43-35,293.46

Finding the Fourth Proportional to 66,436.34, 99,608.43 and 35,293.46

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Solution

The fourth proportional to 66,436.34, 99,608.43 and 35,293.46 is: 52,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,436.34 : 99,608.43 = 35,293.46 : x
  2. Step 2: Convert to fraction form
    66,436.34/99,608.43 = 35,293.46/x
  3. Step 3: Cross multiply
    66,436.34x = 99,608.43 × 35,293.46
  4. Step 4: Simplify right side
    66,436.34x = 3,515,526,139.87
  5. Step 5: Solve for x
    x = 3,515,526,139.87/66,436.34
  6. Step 6: Final answer
    x = 52,915.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.