Home / 93,629.70-140,444.55-80,799.30

Finding the Fourth Proportional to 93,629.70, 140,444.55 and 80,799.30

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Solution

The fourth proportional to 93,629.70, 140,444.55 and 80,799.30 is: 121,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,629.70 : 140,444.55 = 80,799.30 : x
  2. Step 2: Convert to fraction form
    93,629.70/140,444.55 = 80,799.30/x
  3. Step 3: Cross multiply
    93,629.70x = 140,444.55 × 80,799.30
  4. Step 4: Simplify right side
    93,629.70x = 11,347,821,328.82
  5. Step 5: Solve for x
    x = 11,347,821,328.82/93,629.70
  6. Step 6: Final answer
    x = 121,198.95

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1.5x scale

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.