Home / 164,935.86-227,647.05-100,426.41

Finding the Fourth Proportional to 164,935.86, 227,647.05 and 100,426.41

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Solution

The fourth proportional to 164,935.86, 227,647.05 and 100,426.41 is: 138,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,935.86 : 227,647.05 = 100,426.41 : x
  2. Step 2: Convert to fraction form
    164,935.86/227,647.05 = 100,426.41/x
  3. Step 3: Cross multiply
    164,935.86x = 227,647.05 × 100,426.41
  4. Step 4: Simplify right side
    164,935.86x = 22,861,775,978.59
  5. Step 5: Solve for x
    x = 22,861,775,978.59/164,935.86
  6. Step 6: Final answer
    x = 138,610.10

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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.