Home / 151,345.42-226,912.43-67,059.81

Finding the Fourth Proportional to 151,345.42, 226,912.43 and 67,059.81

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Solution

The fourth proportional to 151,345.42, 226,912.43 and 67,059.81 is: 100,542.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,345.42 : 226,912.43 = 67,059.81 : x
  2. Step 2: Convert to fraction form
    151,345.42/226,912.43 = 67,059.81/x
  3. Step 3: Cross multiply
    151,345.42x = 226,912.43 × 67,059.81
  4. Step 4: Simplify right side
    151,345.42x = 15,216,704,674.42
  5. Step 5: Solve for x
    x = 15,216,704,674.42/151,345.42
  6. Step 6: Final answer
    x = 100,542.88

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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.