Home / 113,997.67-170,996.16-80,124.23

Finding the Fourth Proportional to 113,997.67, 170,996.16 and 80,124.23

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Solution

The fourth proportional to 113,997.67, 170,996.16 and 80,124.23 is: 120,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,997.67 : 170,996.16 = 80,124.23 : x
  2. Step 2: Convert to fraction form
    113,997.67/170,996.16 = 80,124.23/x
  3. Step 3: Cross multiply
    113,997.67x = 170,996.16 × 80,124.23
  4. Step 4: Simplify right side
    113,997.67x = 13,700,935,652.96
  5. Step 5: Solve for x
    x = 13,700,935,652.96/113,997.67
  6. Step 6: Final answer
    x = 120,186.10

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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.