Home / 70,828.20-106,250.09-23,426.02

Finding the Fourth Proportional to 70,828.20, 106,250.09 and 23,426.02

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Solution

The fourth proportional to 70,828.20, 106,250.09 and 23,426.02 is: 35,141.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,828.20 : 106,250.09 = 23,426.02 : x
  2. Step 2: Convert to fraction form
    70,828.20/106,250.09 = 23,426.02/x
  3. Step 3: Cross multiply
    70,828.20x = 106,250.09 × 23,426.02
  4. Step 4: Simplify right side
    70,828.20x = 2,489,016,733.34
  5. Step 5: Solve for x
    x = 2,489,016,733.34/70,828.20
  6. Step 6: Final answer
    x = 35,141.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.