Home / 65,049.09-89,765.46-36,754.17

Finding the Fourth Proportional to 65,049.09, 89,765.46 and 36,754.17

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Solution

The fourth proportional to 65,049.09, 89,765.46 and 36,754.17 is: 50,719.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,049.09 : 89,765.46 = 36,754.17 : x
  2. Step 2: Convert to fraction form
    65,049.09/89,765.46 = 36,754.17/x
  3. Step 3: Cross multiply
    65,049.09x = 89,765.46 × 36,754.17
  4. Step 4: Simplify right side
    65,049.09x = 3,299,254,976.97
  5. Step 5: Solve for x
    x = 3,299,254,976.97/65,049.09
  6. Step 6: Final answer
    x = 50,719.46

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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.