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Finding the Fourth Proportional to 265,672.49, 366,625.85 and 144,811.58

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Solution

The fourth proportional to 265,672.49, 366,625.85 and 144,811.58 is: 199,838.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,672.49 : 366,625.85 = 144,811.58 : x
  2. Step 2: Convert to fraction form
    265,672.49/366,625.85 = 144,811.58/x
  3. Step 3: Cross multiply
    265,672.49x = 366,625.85 × 144,811.58
  4. Step 4: Simplify right side
    265,672.49x = 53,091,666,050.16
  5. Step 5: Solve for x
    x = 53,091,666,050.16/265,672.49
  6. Step 6: Final answer
    x = 199,838.78

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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.