Home / 225,550.23-338,219.40-130,807.35

Finding the Fourth Proportional to 225,550.23, 338,219.40 and 130,807.35

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Solution

The fourth proportional to 225,550.23, 338,219.40 and 130,807.35 is: 196,149.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,550.23 : 338,219.40 = 130,807.35 : x
  2. Step 2: Convert to fraction form
    225,550.23/338,219.40 = 130,807.35/x
  3. Step 3: Cross multiply
    225,550.23x = 338,219.40 × 130,807.35
  4. Step 4: Simplify right side
    225,550.23x = 44,241,583,432.59
  5. Step 5: Solve for x
    x = 44,241,583,432.59/225,550.23
  6. Step 6: Final answer
    x = 196,149.58

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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.