Home / 71,628.23-107,405.44-32,151.51

Finding the Fourth Proportional to 71,628.23, 107,405.44 and 32,151.51

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Solution

The fourth proportional to 71,628.23, 107,405.44 and 32,151.51 is: 48,210.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,628.23 : 107,405.44 = 32,151.51 : x
  2. Step 2: Convert to fraction form
    71,628.23/107,405.44 = 32,151.51/x
  3. Step 3: Cross multiply
    71,628.23x = 107,405.44 × 32,151.51
  4. Step 4: Simplify right side
    71,628.23x = 3,453,246,997.84
  5. Step 5: Solve for x
    x = 3,453,246,997.84/71,628.23
  6. Step 6: Final answer
    x = 48,210.70

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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.