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Finding the Fourth Proportional to 242,710.97, 364,119.06 and 92,951.28

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Solution

The fourth proportional to 242,710.97, 364,119.06 and 92,951.28 is: 139,447.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,710.97 : 364,119.06 = 92,951.28 : x
  2. Step 2: Convert to fraction form
    242,710.97/364,119.06 = 92,951.28/x
  3. Step 3: Cross multiply
    242,710.97x = 364,119.06 × 92,951.28
  4. Step 4: Simplify right side
    242,710.97x = 33,845,333,047.96
  5. Step 5: Solve for x
    x = 33,845,333,047.96/242,710.97
  6. Step 6: Final answer
    x = 139,447.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.