Home / 90,867.63-125,233.88-73,927.97

Finding the Fourth Proportional to 90,867.63, 125,233.88 and 73,927.97

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Solution

The fourth proportional to 90,867.63, 125,233.88 and 73,927.97 is: 101,887.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,867.63 : 125,233.88 = 73,927.97 : x
  2. Step 2: Convert to fraction form
    90,867.63/125,233.88 = 73,927.97/x
  3. Step 3: Cross multiply
    90,867.63x = 125,233.88 × 73,927.97
  4. Step 4: Simplify right side
    90,867.63x = 9,258,285,527.81
  5. Step 5: Solve for x
    x = 9,258,285,527.81/90,867.63
  6. Step 6: Final answer
    x = 101,887.61

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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.