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Finding the Fourth Proportional to 70,917.06, 97,882.22 and 44,079.82

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Solution

The fourth proportional to 70,917.06, 97,882.22 and 44,079.82 is: 60,840.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,917.06 : 97,882.22 = 44,079.82 : x
  2. Step 2: Convert to fraction form
    70,917.06/97,882.22 = 44,079.82/x
  3. Step 3: Cross multiply
    70,917.06x = 97,882.22 × 44,079.82
  4. Step 4: Simplify right side
    70,917.06x = 4,314,630,638.80
  5. Step 5: Solve for x
    x = 4,314,630,638.80/70,917.06
  6. Step 6: Final answer
    x = 60,840.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.