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Finding the Fourth Proportional to 167,757, 231,506.28 and 92,307.12

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Solution

The fourth proportional to 167,757, 231,506.28 and 92,307.12 is: 127,384.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,757 : 231,506.28 = 92,307.12 : x
  2. Step 2: Convert to fraction form
    167,757/231,506.28 = 92,307.12/x
  3. Step 3: Cross multiply
    167,757x = 231,506.28 × 92,307.12
  4. Step 4: Simplify right side
    167,757x = 21,369,677,968.71
  5. Step 5: Solve for x
    x = 21,369,677,968.71/167,757
  6. Step 6: Final answer
    x = 127,384.72

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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.