Home / 125,876.10-188,816.67-46,974.60

Finding the Fourth Proportional to 125,876.10, 188,816.67 and 46,974.60

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Solution

The fourth proportional to 125,876.10, 188,816.67 and 46,974.60 is: 70,462.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,876.10 : 188,816.67 = 46,974.60 : x
  2. Step 2: Convert to fraction form
    125,876.10/188,816.67 = 46,974.60/x
  3. Step 3: Cross multiply
    125,876.10x = 188,816.67 × 46,974.60
  4. Step 4: Simplify right side
    125,876.10x = 8,869,587,546.58
  5. Step 5: Solve for x
    x = 8,869,587,546.58/125,876.10
  6. Step 6: Final answer
    x = 70,462.84

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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.