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Finding the Fourth Proportional to 65,630.71, 98,466.49 and 23,511.15

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Solution

The fourth proportional to 65,630.71, 98,466.49 and 23,511.15 is: 35,274.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,630.71 : 98,466.49 = 23,511.15 : x
  2. Step 2: Convert to fraction form
    65,630.71/98,466.49 = 23,511.15/x
  3. Step 3: Cross multiply
    65,630.71x = 98,466.49 × 23,511.15
  4. Step 4: Simplify right side
    65,630.71x = 2,315,060,313.50
  5. Step 5: Solve for x
    x = 2,315,060,313.50/65,630.71
  6. Step 6: Final answer
    x = 35,274.04

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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.