Home / 92,416.62-138,633.66-25,856.76

Finding the Fourth Proportional to 92,416.62, 138,633.66 and 25,856.76

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Solution

The fourth proportional to 92,416.62, 138,633.66 and 25,856.76 is: 38,787.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,416.62 : 138,633.66 = 25,856.76 : x
  2. Step 2: Convert to fraction form
    92,416.62/138,633.66 = 25,856.76/x
  3. Step 3: Cross multiply
    92,416.62x = 138,633.66 × 25,856.76
  4. Step 4: Simplify right side
    92,416.62x = 3,584,617,274.54
  5. Step 5: Solve for x
    x = 3,584,617,274.54/92,416.62
  6. Step 6: Final answer
    x = 38,787.58

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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.