Home / 125,203.72-187,836.38-36,458.05

Finding the Fourth Proportional to 125,203.72, 187,836.38 and 36,458.05

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Solution

The fourth proportional to 125,203.72, 187,836.38 and 36,458.05 is: 54,696.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,203.72 : 187,836.38 = 36,458.05 : x
  2. Step 2: Convert to fraction form
    125,203.72/187,836.38 = 36,458.05/x
  3. Step 3: Cross multiply
    125,203.72x = 187,836.38 × 36,458.05
  4. Step 4: Simplify right side
    125,203.72x = 6,848,148,133.86
  5. Step 5: Solve for x
    x = 6,848,148,133.86/125,203.72
  6. Step 6: Final answer
    x = 54,696.04

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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.