Home / 92,735.32-138,917.46-42,747.04

Finding the Fourth Proportional to 92,735.32, 138,917.46 and 42,747.04

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Solution

The fourth proportional to 92,735.32, 138,917.46 and 42,747.04 is: 64,035.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,735.32 : 138,917.46 = 42,747.04 : x
  2. Step 2: Convert to fraction form
    92,735.32/138,917.46 = 42,747.04/x
  3. Step 3: Cross multiply
    92,735.32x = 138,917.46 × 42,747.04
  4. Step 4: Simplify right side
    92,735.32x = 5,938,310,219.32
  5. Step 5: Solve for x
    x = 5,938,310,219.32/92,735.32
  6. Step 6: Final answer
    x = 64,035.04

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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.