Home / 77,168.75-106,496.98-43,175.18

Finding the Fourth Proportional to 77,168.75, 106,496.98 and 43,175.18

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Solution

The fourth proportional to 77,168.75, 106,496.98 and 43,175.18 is: 59,584.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,168.75 : 106,496.98 = 43,175.18 : x
  2. Step 2: Convert to fraction form
    77,168.75/106,496.98 = 43,175.18/x
  3. Step 3: Cross multiply
    77,168.75x = 106,496.98 × 43,175.18
  4. Step 4: Simplify right side
    77,168.75x = 4,598,025,840.22
  5. Step 5: Solve for x
    x = 4,598,025,840.22/77,168.75
  6. Step 6: Final answer
    x = 59,584.04

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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.