Home / 185,313.32-255,733.98-108,812.60

Finding the Fourth Proportional to 185,313.32, 255,733.98 and 108,812.60

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Solution

The fourth proportional to 185,313.32, 255,733.98 and 108,812.60 is: 150,162.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,313.32 : 255,733.98 = 108,812.60 : x
  2. Step 2: Convert to fraction form
    185,313.32/255,733.98 = 108,812.60/x
  3. Step 3: Cross multiply
    185,313.32x = 255,733.98 × 108,812.60
  4. Step 4: Simplify right side
    185,313.32x = 27,827,079,272.15
  5. Step 5: Solve for x
    x = 27,827,079,272.15/185,313.32
  6. Step 6: Final answer
    x = 150,162.33

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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.