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Finding the Fourth Proportional to 113,184.57, 169,850.57 and 43,064.49

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Solution

The fourth proportional to 113,184.57, 169,850.57 and 43,064.49 is: 64,624.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,184.57 : 169,850.57 = 43,064.49 : x
  2. Step 2: Convert to fraction form
    113,184.57/169,850.57 = 43,064.49/x
  3. Step 3: Cross multiply
    113,184.57x = 169,850.57 × 43,064.49
  4. Step 4: Simplify right side
    113,184.57x = 7,314,528,173.26
  5. Step 5: Solve for x
    x = 7,314,528,173.26/113,184.57
  6. Step 6: Final answer
    x = 64,624.78

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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.