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Finding the Fourth Proportional to 134,634.30, 201,951.45 and 113,898.30

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Solution

The fourth proportional to 134,634.30, 201,951.45 and 113,898.30 is: 170,847.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,634.30 : 201,951.45 = 113,898.30 : x
  2. Step 2: Convert to fraction form
    134,634.30/201,951.45 = 113,898.30/x
  3. Step 3: Cross multiply
    134,634.30x = 201,951.45 × 113,898.30
  4. Step 4: Simplify right side
    134,634.30x = 23,001,926,837.54
  5. Step 5: Solve for x
    x = 23,001,926,837.54/134,634.30
  6. Step 6: Final answer
    x = 170,847.45

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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.