Home / 228,517.20-342,845.82-102,263.72

Finding the Fourth Proportional to 228,517.20, 342,845.82 and 102,263.72

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Solution

The fourth proportional to 228,517.20, 342,845.82 and 102,263.72 is: 153,426.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,517.20 : 342,845.82 = 102,263.72 : x
  2. Step 2: Convert to fraction form
    228,517.20/342,845.82 = 102,263.72/x
  3. Step 3: Cross multiply
    228,517.20x = 342,845.82 × 102,263.72
  4. Step 4: Simplify right side
    228,517.20x = 35,060,688,939.65
  5. Step 5: Solve for x
    x = 35,060,688,939.65/228,517.20
  6. Step 6: Final answer
    x = 153,426.91

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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.