Home / 146,915.88-220,244.58-58,231.64

Finding the Fourth Proportional to 146,915.88, 220,244.58 and 58,231.64

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Solution

The fourth proportional to 146,915.88, 220,244.58 and 58,231.64 is: 87,296.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,915.88 : 220,244.58 = 58,231.64 : x
  2. Step 2: Convert to fraction form
    146,915.88/220,244.58 = 58,231.64/x
  3. Step 3: Cross multiply
    146,915.88x = 220,244.58 × 58,231.64
  4. Step 4: Simplify right side
    146,915.88x = 12,825,203,094.51
  5. Step 5: Solve for x
    x = 12,825,203,094.51/146,915.88
  6. Step 6: Final answer
    x = 87,296.23

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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.