Home / 103,671.27-155,505.06-33,550.65

Finding the Fourth Proportional to 103,671.27, 155,505.06 and 33,550.65

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Solution

The fourth proportional to 103,671.27, 155,505.06 and 33,550.65 is: 50,325.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,671.27 : 155,505.06 = 33,550.65 : x
  2. Step 2: Convert to fraction form
    103,671.27/155,505.06 = 33,550.65/x
  3. Step 3: Cross multiply
    103,671.27x = 155,505.06 × 33,550.65
  4. Step 4: Simplify right side
    103,671.27x = 5,217,295,841.29
  5. Step 5: Solve for x
    x = 5,217,295,841.29/103,671.27
  6. Step 6: Final answer
    x = 50,325.38

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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.