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Finding the Fourth Proportional to 225,492.52, 338,238.54 and 92,373.01

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Solution

The fourth proportional to 225,492.52, 338,238.54 and 92,373.01 is: 138,559.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,492.52 : 338,238.54 = 92,373.01 : x
  2. Step 2: Convert to fraction form
    225,492.52/338,238.54 = 92,373.01/x
  3. Step 3: Cross multiply
    225,492.52x = 338,238.54 × 92,373.01
  4. Step 4: Simplify right side
    225,492.52x = 31,244,112,037.81
  5. Step 5: Solve for x
    x = 31,244,112,037.81/225,492.52
  6. Step 6: Final answer
    x = 138,559.42

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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.