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Finding the Fourth Proportional to 170,585.56, 255,746.22 and 114,335.56

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Solution

The fourth proportional to 170,585.56, 255,746.22 and 114,335.56 is: 171,414.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,585.56 : 255,746.22 = 114,335.56 : x
  2. Step 2: Convert to fraction form
    170,585.56/255,746.22 = 114,335.56/x
  3. Step 3: Cross multiply
    170,585.56x = 255,746.22 × 114,335.56
  4. Step 4: Simplify right side
    170,585.56x = 29,240,887,281.58
  5. Step 5: Solve for x
    x = 29,240,887,281.58/170,585.56
  6. Step 6: Final answer
    x = 171,414.79

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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.