Home / 48,069.30-66,363.28-31,958.40

Finding the Fourth Proportional to 48,069.30, 66,363.28 and 31,958.40

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Solution

The fourth proportional to 48,069.30, 66,363.28 and 31,958.40 is: 44,120.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,069.30 : 66,363.28 = 31,958.40 : x
  2. Step 2: Convert to fraction form
    48,069.30/66,363.28 = 31,958.40/x
  3. Step 3: Cross multiply
    48,069.30x = 66,363.28 × 31,958.40
  4. Step 4: Simplify right side
    48,069.30x = 2,120,864,247.55
  5. Step 5: Solve for x
    x = 2,120,864,247.55/48,069.30
  6. Step 6: Final answer
    x = 44,120.97

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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.