Home / 135,318.40-203,006.40-41,833.60

Finding the Fourth Proportional to 135,318.40, 203,006.40 and 41,833.60

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Solution

The fourth proportional to 135,318.40, 203,006.40 and 41,833.60 is: 62,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,318.40 : 203,006.40 = 41,833.60 : x
  2. Step 2: Convert to fraction form
    135,318.40/203,006.40 = 41,833.60/x
  3. Step 3: Cross multiply
    135,318.40x = 203,006.40 × 41,833.60
  4. Step 4: Simplify right side
    135,318.40x = 8,492,488,535.04
  5. Step 5: Solve for x
    x = 8,492,488,535.04/135,318.40
  6. Step 6: Final answer
    x = 62,759.30

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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.