Home / 92,560.05-138,728.79-42,571.26

Finding the Fourth Proportional to 92,560.05, 138,728.79 and 42,571.26

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Solution

The fourth proportional to 92,560.05, 138,728.79 and 42,571.26 is: 63,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,560.05 : 138,728.79 = 42,571.26 : x
  2. Step 2: Convert to fraction form
    92,560.05/138,728.79 = 42,571.26/x
  3. Step 3: Cross multiply
    92,560.05x = 138,728.79 × 42,571.26
  4. Step 4: Simplify right side
    92,560.05x = 5,905,859,388.58
  5. Step 5: Solve for x
    x = 5,905,859,388.58/92,560.05
  6. Step 6: Final answer
    x = 63,805.71

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1.5x scale

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.