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Finding the Fourth Proportional to 73,119.98, 109,680.01 and 26,372.86

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Solution

The fourth proportional to 73,119.98, 109,680.01 and 26,372.86 is: 39,559.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,119.98 : 109,680.01 = 26,372.86 : x
  2. Step 2: Convert to fraction form
    73,119.98/109,680.01 = 26,372.86/x
  3. Step 3: Cross multiply
    73,119.98x = 109,680.01 × 26,372.86
  4. Step 4: Simplify right side
    73,119.98x = 2,892,575,208.40
  5. Step 5: Solve for x
    x = 2,892,575,208.40/73,119.98
  6. Step 6: Final answer
    x = 39,559.30

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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.