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Finding the Fourth Proportional to 225,027.52, 310,599.52 and 140,094.72

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Solution

The fourth proportional to 225,027.52, 310,599.52 and 140,094.72 is: 193,369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,027.52 : 310,599.52 = 140,094.72 : x
  2. Step 2: Convert to fraction form
    225,027.52/310,599.52 = 140,094.72/x
  3. Step 3: Cross multiply
    225,027.52x = 310,599.52 × 140,094.72
  4. Step 4: Simplify right side
    225,027.52x = 43,513,352,786.53
  5. Step 5: Solve for x
    x = 43,513,352,786.53/225,027.52
  6. Step 6: Final answer
    x = 193,369.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.