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Finding the Fourth Proportional to 70,643.08, 97,446.90 and 44,101

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Solution

The fourth proportional to 70,643.08, 97,446.90 and 44,101 is: 60,834.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,643.08 : 97,446.90 = 44,101 : x
  2. Step 2: Convert to fraction form
    70,643.08/97,446.90 = 44,101/x
  3. Step 3: Cross multiply
    70,643.08x = 97,446.90 × 44,101
  4. Step 4: Simplify right side
    70,643.08x = 4,297,505,736.90
  5. Step 5: Solve for x
    x = 4,297,505,736.90/70,643.08
  6. Step 6: Final answer
    x = 60,834.07

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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.