Home / 214,915.40-322,296.30-96,643.40

Finding the Fourth Proportional to 214,915.40, 322,296.30 and 96,643.40

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Solution

The fourth proportional to 214,915.40, 322,296.30 and 96,643.40 is: 144,930.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,915.40 : 322,296.30 = 96,643.40 : x
  2. Step 2: Convert to fraction form
    214,915.40/322,296.30 = 96,643.40/x
  3. Step 3: Cross multiply
    214,915.40x = 322,296.30 × 96,643.40
  4. Step 4: Simplify right side
    214,915.40x = 31,147,810,239.42
  5. Step 5: Solve for x
    x = 31,147,810,239.42/214,915.40
  6. Step 6: Final answer
    x = 144,930.56

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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.