Home / 72,886.20-109,332-25,492.02

Finding the Fourth Proportional to 72,886.20, 109,332 and 25,492.02

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Solution

The fourth proportional to 72,886.20, 109,332 and 25,492.02 is: 38,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,886.20 : 109,332 = 25,492.02 : x
  2. Step 2: Convert to fraction form
    72,886.20/109,332 = 25,492.02/x
  3. Step 3: Cross multiply
    72,886.20x = 109,332 × 25,492.02
  4. Step 4: Simplify right side
    72,886.20x = 2,787,093,530.64
  5. Step 5: Solve for x
    x = 2,787,093,530.64/72,886.20
  6. Step 6: Final answer
    x = 38,238.97

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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.