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Finding the Fourth Proportional to 265,275.73, 366,069.30 and 144,414.50

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Solution

The fourth proportional to 265,275.73, 366,069.30 and 144,414.50 is: 199,285.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,275.73 : 366,069.30 = 144,414.50 : x
  2. Step 2: Convert to fraction form
    265,275.73/366,069.30 = 144,414.50/x
  3. Step 3: Cross multiply
    265,275.73x = 366,069.30 × 144,414.50
  4. Step 4: Simplify right side
    265,275.73x = 52,865,714,924.85
  5. Step 5: Solve for x
    x = 52,865,714,924.85/265,275.73
  6. Step 6: Final answer
    x = 199,285.91

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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.