Home / 164,664.27-227,248.07-100,158.71

Finding the Fourth Proportional to 164,664.27, 227,248.07 and 100,158.71

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Solution

The fourth proportional to 164,664.27, 227,248.07 and 100,158.71 is: 138,225.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,664.27 : 227,248.07 = 100,158.71 : x
  2. Step 2: Convert to fraction form
    164,664.27/227,248.07 = 100,158.71/x
  3. Step 3: Cross multiply
    164,664.27x = 227,248.07 × 100,158.71
  4. Step 4: Simplify right side
    164,664.27x = 22,760,871,904.16
  5. Step 5: Solve for x
    x = 22,760,871,904.16/164,664.27
  6. Step 6: Final answer
    x = 138,225.93

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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.