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Finding the Fourth Proportional to 125,902.35, 188,884.04 and 37,153.89

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Solution

The fourth proportional to 125,902.35, 188,884.04 and 37,153.89 is: 55,739.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,902.35 : 188,884.04 = 37,153.89 : x
  2. Step 2: Convert to fraction form
    125,902.35/188,884.04 = 37,153.89/x
  3. Step 3: Cross multiply
    125,902.35x = 188,884.04 × 37,153.89
  4. Step 4: Simplify right side
    125,902.35x = 7,017,776,659.15
  5. Step 5: Solve for x
    x = 7,017,776,659.15/125,902.35
  6. Step 6: Final answer
    x = 55,739.84

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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.