Home / 134,018.24-200,996.65-79,998.17

Finding the Fourth Proportional to 134,018.24, 200,996.65 and 79,998.17

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Solution

The fourth proportional to 134,018.24, 200,996.65 and 79,998.17 is: 119,978.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,018.24 : 200,996.65 = 79,998.17 : x
  2. Step 2: Convert to fraction form
    134,018.24/200,996.65 = 79,998.17/x
  3. Step 3: Cross multiply
    134,018.24x = 200,996.65 × 79,998.17
  4. Step 4: Simplify right side
    134,018.24x = 16,079,364,176.13
  5. Step 5: Solve for x
    x = 16,079,364,176.13/134,018.24
  6. Step 6: Final answer
    x = 119,978.92

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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.