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Finding the Fourth Proportional to 265,063.08, 365,783.16 and 144,205.44

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Solution

The fourth proportional to 265,063.08, 365,783.16 and 144,205.44 is: 199,001.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,063.08 : 365,783.16 = 144,205.44 : x
  2. Step 2: Convert to fraction form
    265,063.08/365,783.16 = 144,205.44/x
  3. Step 3: Cross multiply
    265,063.08x = 365,783.16 × 144,205.44
  4. Step 4: Simplify right side
    265,063.08x = 52,747,921,532.39
  5. Step 5: Solve for x
    x = 52,747,921,532.39/265,063.08
  6. Step 6: Final answer
    x = 199,001.39

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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.