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Finding the Fourth Proportional to 263,970.70, 364,184.10 and 173,375.74

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Solution

The fourth proportional to 263,970.70, 364,184.10 and 173,375.74 is: 239,195.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,970.70 : 364,184.10 = 173,375.74 : x
  2. Step 2: Convert to fraction form
    263,970.70/364,184.10 = 173,375.74/x
  3. Step 3: Cross multiply
    263,970.70x = 364,184.10 × 173,375.74
  4. Step 4: Simplify right side
    263,970.70x = 63,140,688,288.96
  5. Step 5: Solve for x
    x = 63,140,688,288.96/263,970.70
  6. Step 6: Final answer
    x = 239,195.82

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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.