Home / 75,733.53-104,512.73-42,199.53

Finding the Fourth Proportional to 75,733.53, 104,512.73 and 42,199.53

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Solution

The fourth proportional to 75,733.53, 104,512.73 and 42,199.53 is: 58,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,733.53 : 104,512.73 = 42,199.53 : x
  2. Step 2: Convert to fraction form
    75,733.53/104,512.73 = 42,199.53/x
  3. Step 3: Cross multiply
    75,733.53x = 104,512.73 × 42,199.53
  4. Step 4: Simplify right side
    75,733.53x = 4,410,387,874.02
  5. Step 5: Solve for x
    x = 4,410,387,874.02/75,733.53
  6. Step 6: Final answer
    x = 58,235.60

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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.