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Finding the Fourth Proportional to 165,060.73, 227,784.74 and 97,080.57

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Solution

The fourth proportional to 165,060.73, 227,784.74 and 97,080.57 is: 133,971.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,060.73 : 227,784.74 = 97,080.57 : x
  2. Step 2: Convert to fraction form
    165,060.73/227,784.74 = 97,080.57/x
  3. Step 3: Cross multiply
    165,060.73x = 227,784.74 × 97,080.57
  4. Step 4: Simplify right side
    165,060.73x = 22,113,472,396.50
  5. Step 5: Solve for x
    x = 22,113,472,396.50/165,060.73
  6. Step 6: Final answer
    x = 133,971.74

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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.