Home / 90,308.70-124,627.32-52,067.58

Finding the Fourth Proportional to 90,308.70, 124,627.32 and 52,067.58

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Solution

The fourth proportional to 90,308.70, 124,627.32 and 52,067.58 is: 71,854.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,308.70 : 124,627.32 = 52,067.58 : x
  2. Step 2: Convert to fraction form
    90,308.70/124,627.32 = 52,067.58/x
  3. Step 3: Cross multiply
    90,308.70x = 124,627.32 × 52,067.58
  4. Step 4: Simplify right side
    90,308.70x = 6,489,042,954.29
  5. Step 5: Solve for x
    x = 6,489,042,954.29/90,308.70
  6. Step 6: Final answer
    x = 71,854.02

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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.