Home / 151,015.30-226,158.63-119,315.14

Finding the Fourth Proportional to 151,015.30, 226,158.63 and 119,315.14

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Solution

The fourth proportional to 151,015.30, 226,158.63 and 119,315.14 is: 178,684.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,015.30 : 226,158.63 = 119,315.14 : x
  2. Step 2: Convert to fraction form
    151,015.30/226,158.63 = 119,315.14/x
  3. Step 3: Cross multiply
    151,015.30x = 226,158.63 × 119,315.14
  4. Step 4: Simplify right side
    151,015.30x = 26,984,148,600.66
  5. Step 5: Solve for x
    x = 26,984,148,600.66/151,015.30
  6. Step 6: Final answer
    x = 178,684.87

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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.