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Finding the Fourth Proportional to 175,605.70, 242,336.30 and 95,033.81

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Solution

The fourth proportional to 175,605.70, 242,336.30 and 95,033.81 is: 131,146.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,605.70 : 242,336.30 = 95,033.81 : x
  2. Step 2: Convert to fraction form
    175,605.70/242,336.30 = 95,033.81/x
  3. Step 3: Cross multiply
    175,605.70x = 242,336.30 × 95,033.81
  4. Step 4: Simplify right side
    175,605.70x = 23,030,142,917.86
  5. Step 5: Solve for x
    x = 23,030,142,917.86/175,605.70
  6. Step 6: Final answer
    x = 131,146.90

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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.