Home / 151,037.20-226,555.80-68,093.20

Finding the Fourth Proportional to 151,037.20, 226,555.80 and 68,093.20

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Solution

The fourth proportional to 151,037.20, 226,555.80 and 68,093.20 is: 102,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,037.20 : 226,555.80 = 68,093.20 : x
  2. Step 2: Convert to fraction form
    151,037.20/226,555.80 = 68,093.20/x
  3. Step 3: Cross multiply
    151,037.20x = 226,555.80 × 68,093.20
  4. Step 4: Simplify right side
    151,037.20x = 15,426,909,400.56
  5. Step 5: Solve for x
    x = 15,426,909,400.56/151,037.20
  6. Step 6: Final answer
    x = 102,139.80

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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.