Home / 125,382.30-188,071.46-50,500.68

Finding the Fourth Proportional to 125,382.30, 188,071.46 and 50,500.68

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Solution

The fourth proportional to 125,382.30, 188,071.46 and 50,500.68 is: 75,750.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,382.30 : 188,071.46 = 50,500.68 : x
  2. Step 2: Convert to fraction form
    125,382.30/188,071.46 = 50,500.68/x
  3. Step 3: Cross multiply
    125,382.30x = 188,071.46 × 50,500.68
  4. Step 4: Simplify right side
    125,382.30x = 9,497,736,618.59
  5. Step 5: Solve for x
    x = 9,497,736,618.59/125,382.30
  6. Step 6: Final answer
    x = 75,750.22

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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.