Home / 165,067.47-227,790.90-93,445.65

Finding the Fourth Proportional to 165,067.47, 227,790.90 and 93,445.65

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Solution

The fourth proportional to 165,067.47, 227,790.90 and 93,445.65 is: 128,953.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,067.47 : 227,790.90 = 93,445.65 : x
  2. Step 2: Convert to fraction form
    165,067.47/227,790.90 = 93,445.65/x
  3. Step 3: Cross multiply
    165,067.47x = 227,790.90 × 93,445.65
  4. Step 4: Simplify right side
    165,067.47x = 21,286,068,714.59
  5. Step 5: Solve for x
    x = 21,286,068,714.59/165,067.47
  6. Step 6: Final answer
    x = 128,953.75

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1.5x scale

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.