Home / 164,710.86-227,049.39-100,930.38

Finding the Fourth Proportional to 164,710.86, 227,049.39 and 100,930.38

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Solution

The fourth proportional to 164,710.86, 227,049.39 and 100,930.38 is: 139,129.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,710.86 : 227,049.39 = 100,930.38 : x
  2. Step 2: Convert to fraction form
    164,710.86/227,049.39 = 100,930.38/x
  3. Step 3: Cross multiply
    164,710.86x = 227,049.39 × 100,930.38
  4. Step 4: Simplify right side
    164,710.86x = 22,916,181,211.47
  5. Step 5: Solve for x
    x = 22,916,181,211.47/164,710.86
  6. Step 6: Final answer
    x = 139,129.75

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1.5x scale

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.