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Finding the Fourth Proportional to 201,243.72, 301,471.20 and 116,826.96

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Solution

The fourth proportional to 201,243.72, 301,471.20 and 116,826.96 is: 175,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,243.72 : 301,471.20 = 116,826.96 : x
  2. Step 2: Convert to fraction form
    201,243.72/301,471.20 = 116,826.96/x
  3. Step 3: Cross multiply
    201,243.72x = 301,471.20 × 116,826.96
  4. Step 4: Simplify right side
    201,243.72x = 35,219,963,823.55
  5. Step 5: Solve for x
    x = 35,219,963,823.55/201,243.72
  6. Step 6: Final answer
    x = 175,011.49

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1.5x scale

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.