Home / 85,202.34-117,599.26-52,961.28

Finding the Fourth Proportional to 85,202.34, 117,599.26 and 52,961.28

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Solution

The fourth proportional to 85,202.34, 117,599.26 and 52,961.28 is: 73,099.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,202.34 : 117,599.26 = 52,961.28 : x
  2. Step 2: Convert to fraction form
    85,202.34/117,599.26 = 52,961.28/x
  3. Step 3: Cross multiply
    85,202.34x = 117,599.26 × 52,961.28
  4. Step 4: Simplify right side
    85,202.34x = 6,228,207,336.65
  5. Step 5: Solve for x
    x = 6,228,207,336.65/85,202.34
  6. Step 6: Final answer
    x = 73,099.02

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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.