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Finding the Fourth Proportional to 272,251.62, 375,381.81 and 176,723.46

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Solution

The fourth proportional to 272,251.62, 375,381.81 and 176,723.46 is: 243,667.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,251.62 : 375,381.81 = 176,723.46 : x
  2. Step 2: Convert to fraction form
    272,251.62/375,381.81 = 176,723.46/x
  3. Step 3: Cross multiply
    272,251.62x = 375,381.81 × 176,723.46
  4. Step 4: Simplify right side
    272,251.62x = 66,338,772,284.26
  5. Step 5: Solve for x
    x = 66,338,772,284.26/272,251.62
  6. Step 6: Final answer
    x = 243,667.14

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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.