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Finding the Fourth Proportional to 163,134.84, 224,996.22 and 134,791.32

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Solution

The fourth proportional to 163,134.84, 224,996.22 and 134,791.32 is: 185,904.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,134.84 : 224,996.22 = 134,791.32 : x
  2. Step 2: Convert to fraction form
    163,134.84/224,996.22 = 134,791.32/x
  3. Step 3: Cross multiply
    163,134.84x = 224,996.22 × 134,791.32
  4. Step 4: Simplify right side
    163,134.84x = 30,327,537,488.81
  5. Step 5: Solve for x
    x = 30,327,537,488.81/163,134.84
  6. Step 6: Final answer
    x = 185,904.72

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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.