Home / 74,126.27-111,188.41-17,966.86

Finding the Fourth Proportional to 74,126.27, 111,188.41 and 17,966.86

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Solution

The fourth proportional to 74,126.27, 111,188.41 and 17,966.86 is: 26,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,126.27 : 111,188.41 = 17,966.86 : x
  2. Step 2: Convert to fraction form
    74,126.27/111,188.41 = 17,966.86/x
  3. Step 3: Cross multiply
    74,126.27x = 111,188.41 × 17,966.86
  4. Step 4: Simplify right side
    74,126.27x = 1,997,705,950.32
  5. Step 5: Solve for x
    x = 1,997,705,950.32/74,126.27
  6. Step 6: Final answer
    x = 26,950.04

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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.