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Finding the Fourth Proportional to 225,085.52, 337,460.16 and 136,317.44

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Solution

The fourth proportional to 225,085.52, 337,460.16 and 136,317.44 is: 204,374.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,085.52 : 337,460.16 = 136,317.44 : x
  2. Step 2: Convert to fraction form
    225,085.52/337,460.16 = 136,317.44/x
  3. Step 3: Cross multiply
    225,085.52x = 337,460.16 × 136,317.44
  4. Step 4: Simplify right side
    225,085.52x = 46,001,705,113.19
  5. Step 5: Solve for x
    x = 46,001,705,113.19/225,085.52
  6. Step 6: Final answer
    x = 204,374.34

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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.