Home / 161,910.04-242,825.86-82,983.64

Finding the Fourth Proportional to 161,910.04, 242,825.86 and 82,983.64

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Solution

The fourth proportional to 161,910.04, 242,825.86 and 82,983.64 is: 124,455.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,910.04 : 242,825.86 = 82,983.64 : x
  2. Step 2: Convert to fraction form
    161,910.04/242,825.86 = 82,983.64/x
  3. Step 3: Cross multiply
    161,910.04x = 242,825.86 × 82,983.64
  4. Step 4: Simplify right side
    161,910.04x = 20,150,573,748.93
  5. Step 5: Solve for x
    x = 20,150,573,748.93/161,910.04
  6. Step 6: Final answer
    x = 124,455.37

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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.