Home / 101,560.32-140,143.46-60,716.37

Finding the Fourth Proportional to 101,560.32, 140,143.46 and 60,716.37

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Solution

The fourth proportional to 101,560.32, 140,143.46 and 60,716.37 is: 83,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,560.32 : 140,143.46 = 60,716.37 : x
  2. Step 2: Convert to fraction form
    101,560.32/140,143.46 = 60,716.37/x
  3. Step 3: Cross multiply
    101,560.32x = 140,143.46 × 60,716.37
  4. Step 4: Simplify right side
    101,560.32x = 8,509,002,170.44
  5. Step 5: Solve for x
    x = 8,509,002,170.44/101,560.32
  6. Step 6: Final answer
    x = 83,782.74

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1.5x scale

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.