Home / 119,924.20-179,907.90-49,810.60

Finding the Fourth Proportional to 119,924.20, 179,907.90 and 49,810.60

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Solution

The fourth proportional to 119,924.20, 179,907.90 and 49,810.60 is: 74,724.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,924.20 : 179,907.90 = 49,810.60 : x
  2. Step 2: Convert to fraction form
    119,924.20/179,907.90 = 49,810.60/x
  3. Step 3: Cross multiply
    119,924.20x = 179,907.90 × 49,810.60
  4. Step 4: Simplify right side
    119,924.20x = 8,961,320,443.74
  5. Step 5: Solve for x
    x = 8,961,320,443.74/119,924.20
  6. Step 6: Final answer
    x = 74,724.87

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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.