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Finding the Fourth Proportional to 125,844.48, 188,762.40 and 37,094.40

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Solution

The fourth proportional to 125,844.48, 188,762.40 and 37,094.40 is: 55,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,844.48 : 188,762.40 = 37,094.40 : x
  2. Step 2: Convert to fraction form
    125,844.48/188,762.40 = 37,094.40/x
  3. Step 3: Cross multiply
    125,844.48x = 188,762.40 × 37,094.40
  4. Step 4: Simplify right side
    125,844.48x = 7,002,027,970.56
  5. Step 5: Solve for x
    x = 7,002,027,970.56/125,844.48
  6. Step 6: Final answer
    x = 55,640.33

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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.