Home / 201,877.20-303,143.85-146,108.70

Finding the Fourth Proportional to 201,877.20, 303,143.85 and 146,108.70

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Solution

The fourth proportional to 201,877.20, 303,143.85 and 146,108.70 is: 219,400.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,877.20 : 303,143.85 = 146,108.70 : x
  2. Step 2: Convert to fraction form
    201,877.20/303,143.85 = 146,108.70/x
  3. Step 3: Cross multiply
    201,877.20x = 303,143.85 × 146,108.70
  4. Step 4: Simplify right side
    201,877.20x = 44,291,953,836.50
  5. Step 5: Solve for x
    x = 44,291,953,836.50/201,877.20
  6. Step 6: Final answer
    x = 219,400.48

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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.