Home / 65,511.52-98,272.41-23,400.70

Finding the Fourth Proportional to 65,511.52, 98,272.41 and 23,400.70

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Solution

The fourth proportional to 65,511.52, 98,272.41 and 23,400.70 is: 35,102.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,511.52 : 98,272.41 = 23,400.70 : x
  2. Step 2: Convert to fraction form
    65,511.52/98,272.41 = 23,400.70/x
  3. Step 3: Cross multiply
    65,511.52x = 98,272.41 × 23,400.70
  4. Step 4: Simplify right side
    65,511.52x = 2,299,643,184.69
  5. Step 5: Solve for x
    x = 2,299,643,184.69/65,511.52
  6. Step 6: Final answer
    x = 35,102.88

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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.