Home / 255,011.46-351,718.11-164,382.18

Finding the Fourth Proportional to 255,011.46, 351,718.11 and 164,382.18

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Solution

The fourth proportional to 255,011.46, 351,718.11 and 164,382.18 is: 226,719.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,011.46 : 351,718.11 = 164,382.18 : x
  2. Step 2: Convert to fraction form
    255,011.46/351,718.11 = 164,382.18/x
  3. Step 3: Cross multiply
    255,011.46x = 351,718.11 × 164,382.18
  4. Step 4: Simplify right side
    255,011.46x = 57,816,189,667.28
  5. Step 5: Solve for x
    x = 57,816,189,667.28/255,011.46
  6. Step 6: Final answer
    x = 226,719.97

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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.