Home / 96,558.20-144,837.30-92,621.60

Finding the Fourth Proportional to 96,558.20, 144,837.30 and 92,621.60

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Solution

The fourth proportional to 96,558.20, 144,837.30 and 92,621.60 is: 138,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,558.20 : 144,837.30 = 92,621.60 : x
  2. Step 2: Convert to fraction form
    96,558.20/144,837.30 = 92,621.60/x
  3. Step 3: Cross multiply
    96,558.20x = 144,837.30 × 92,621.60
  4. Step 4: Simplify right side
    96,558.20x = 13,415,062,465.68
  5. Step 5: Solve for x
    x = 13,415,062,465.68/96,558.20
  6. Step 6: Final answer
    x = 138,932.40

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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.