Home / 152,834.40-228,814.20-135,338.40

Finding the Fourth Proportional to 152,834.40, 228,814.20 and 135,338.40

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Solution

The fourth proportional to 152,834.40, 228,814.20 and 135,338.40 is: 202,620.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,834.40 : 228,814.20 = 135,338.40 : x
  2. Step 2: Convert to fraction form
    152,834.40/228,814.20 = 135,338.40/x
  3. Step 3: Cross multiply
    152,834.40x = 228,814.20 × 135,338.40
  4. Step 4: Simplify right side
    152,834.40x = 30,967,347,725.28
  5. Step 5: Solve for x
    x = 30,967,347,725.28/152,834.40
  6. Step 6: Final answer
    x = 202,620.27

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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.