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Finding the Fourth Proportional to 176,651.16, 243,776.22 and 96,076.98

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Solution

The fourth proportional to 176,651.16, 243,776.22 and 96,076.98 is: 132,584.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,651.16 : 243,776.22 = 96,076.98 : x
  2. Step 2: Convert to fraction form
    176,651.16/243,776.22 = 96,076.98/x
  3. Step 3: Cross multiply
    176,651.16x = 243,776.22 × 96,076.98
  4. Step 4: Simplify right side
    176,651.16x = 23,421,283,013.42
  5. Step 5: Solve for x
    x = 23,421,283,013.42/176,651.16
  6. Step 6: Final answer
    x = 132,584.94

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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.