Home / 164,935.26-227,607.81-100,381.08

Finding the Fourth Proportional to 164,935.26, 227,607.81 and 100,381.08

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Solution

The fourth proportional to 164,935.26, 227,607.81 and 100,381.08 is: 138,524.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,935.26 : 227,607.81 = 100,381.08 : x
  2. Step 2: Convert to fraction form
    164,935.26/227,607.81 = 100,381.08/x
  3. Step 3: Cross multiply
    164,935.26x = 227,607.81 × 100,381.08
  4. Step 4: Simplify right side
    164,935.26x = 22,847,517,784.23
  5. Step 5: Solve for x
    x = 22,847,517,784.23/164,935.26
  6. Step 6: Final answer
    x = 138,524.16

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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.