Home / 146,496.32-219,750.87-71,679.46

Finding the Fourth Proportional to 146,496.32, 219,750.87 and 71,679.46

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Solution

The fourth proportional to 146,496.32, 219,750.87 and 71,679.46 is: 107,522.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,496.32 : 219,750.87 = 71,679.46 : x
  2. Step 2: Convert to fraction form
    146,496.32/219,750.87 = 71,679.46/x
  3. Step 3: Cross multiply
    146,496.32x = 219,750.87 × 71,679.46
  4. Step 4: Simplify right side
    146,496.32x = 15,751,623,696.13
  5. Step 5: Solve for x
    x = 15,751,623,696.13/146,496.32
  6. Step 6: Final answer
    x = 107,522.32

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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.