Home / 100,746.32-151,067.64-41,570.96

Finding the Fourth Proportional to 100,746.32, 151,067.64 and 41,570.96

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Solution

The fourth proportional to 100,746.32, 151,067.64 and 41,570.96 is: 62,335.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,746.32 : 151,067.64 = 41,570.96 : x
  2. Step 2: Convert to fraction form
    100,746.32/151,067.64 = 41,570.96/x
  3. Step 3: Cross multiply
    100,746.32x = 151,067.64 × 41,570.96
  4. Step 4: Simplify right side
    100,746.32x = 6,280,026,819.73
  5. Step 5: Solve for x
    x = 6,280,026,819.73/100,746.32
  6. Step 6: Final answer
    x = 62,335.05

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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.