Home / 151,697.36-227,587.96-66,315.66

Finding the Fourth Proportional to 151,697.36, 227,587.96 and 66,315.66

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Solution

The fourth proportional to 151,697.36, 227,587.96 and 66,315.66 is: 99,491.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,697.36 : 227,587.96 = 66,315.66 : x
  2. Step 2: Convert to fraction form
    151,697.36/227,587.96 = 66,315.66/x
  3. Step 3: Cross multiply
    151,697.36x = 227,587.96 × 66,315.66
  4. Step 4: Simplify right side
    151,697.36x = 15,092,645,775.45
  5. Step 5: Solve for x
    x = 15,092,645,775.45/151,697.36
  6. Step 6: Final answer
    x = 99,491.82

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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.