Home / 92,001.32-138,018.38-25,439.97

Finding the Fourth Proportional to 92,001.32, 138,018.38 and 25,439.97

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Solution

The fourth proportional to 92,001.32, 138,018.38 and 25,439.97 is: 38,164.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,001.32 : 138,018.38 = 25,439.97 : x
  2. Step 2: Convert to fraction form
    92,001.32/138,018.38 = 25,439.97/x
  3. Step 3: Cross multiply
    92,001.32x = 138,018.38 × 25,439.97
  4. Step 4: Simplify right side
    92,001.32x = 3,511,183,980.12
  5. Step 5: Solve for x
    x = 3,511,183,980.12/92,001.32
  6. Step 6: Final answer
    x = 38,164.50

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1.5x scale

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.