Home / 165,145.62-227,915.04-93,538.38

Finding the Fourth Proportional to 165,145.62, 227,915.04 and 93,538.38

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Solution

The fourth proportional to 165,145.62, 227,915.04 and 93,538.38 is: 129,090.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,145.62 : 227,915.04 = 93,538.38 : x
  2. Step 2: Convert to fraction form
    165,145.62/227,915.04 = 93,538.38/x
  3. Step 3: Cross multiply
    165,145.62x = 227,915.04 × 93,538.38
  4. Step 4: Simplify right side
    165,145.62x = 21,318,803,619.24
  5. Step 5: Solve for x
    x = 21,318,803,619.24/165,145.62
  6. Step 6: Final answer
    x = 129,090.94

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1.5x scale

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.