Home / 188,563.22-260,221.66-102,527.10

Finding the Fourth Proportional to 188,563.22, 260,221.66 and 102,527.10

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Solution

The fourth proportional to 188,563.22, 260,221.66 and 102,527.10 is: 141,489.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,563.22 : 260,221.66 = 102,527.10 : x
  2. Step 2: Convert to fraction form
    188,563.22/260,221.66 = 102,527.10/x
  3. Step 3: Cross multiply
    188,563.22x = 260,221.66 × 102,527.10
  4. Step 4: Simplify right side
    188,563.22x = 26,679,772,156.99
  5. Step 5: Solve for x
    x = 26,679,772,156.99/188,563.22
  6. Step 6: Final answer
    x = 141,489.80

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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.