Home / 74,079.77-111,126.41-24,147.05

Finding the Fourth Proportional to 74,079.77, 111,126.41 and 24,147.05

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Solution

The fourth proportional to 74,079.77, 111,126.41 and 24,147.05 is: 36,222.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,079.77 : 111,126.41 = 24,147.05 : x
  2. Step 2: Convert to fraction form
    74,079.77/111,126.41 = 24,147.05/x
  3. Step 3: Cross multiply
    74,079.77x = 111,126.41 × 24,147.05
  4. Step 4: Simplify right side
    74,079.77x = 2,683,374,857.86
  5. Step 5: Solve for x
    x = 2,683,374,857.86/74,079.77
  6. Step 6: Final answer
    x = 36,222.78

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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.