Home / 79,232.32-109,313.44-45,216.25

Finding the Fourth Proportional to 79,232.32, 109,313.44 and 45,216.25

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Solution

The fourth proportional to 79,232.32, 109,313.44 and 45,216.25 is: 62,382.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,232.32 : 109,313.44 = 45,216.25 : x
  2. Step 2: Convert to fraction form
    79,232.32/109,313.44 = 45,216.25/x
  3. Step 3: Cross multiply
    79,232.32x = 109,313.44 × 45,216.25
  4. Step 4: Simplify right side
    79,232.32x = 4,942,743,831.40
  5. Step 5: Solve for x
    x = 4,942,743,831.40/79,232.32
  6. Step 6: Final answer
    x = 62,382.92

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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.