Home / 104,655.32-156,988.42-34,540.10

Finding the Fourth Proportional to 104,655.32, 156,988.42 and 34,540.10

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Solution

The fourth proportional to 104,655.32, 156,988.42 and 34,540.10 is: 51,811.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,655.32 : 156,988.42 = 34,540.10 : x
  2. Step 2: Convert to fraction form
    104,655.32/156,988.42 = 34,540.10/x
  3. Step 3: Cross multiply
    104,655.32x = 156,988.42 × 34,540.10
  4. Step 4: Simplify right side
    104,655.32x = 5,422,395,725.64
  5. Step 5: Solve for x
    x = 5,422,395,725.64/104,655.32
  6. Step 6: Final answer
    x = 51,811.95

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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.