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Finding the Fourth Proportional to 202,730.96, 279,760.56 and 117,841.34

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Solution

The fourth proportional to 202,730.96, 279,760.56 and 117,841.34 is: 162,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,730.96 : 279,760.56 = 117,841.34 : x
  2. Step 2: Convert to fraction form
    202,730.96/279,760.56 = 117,841.34/x
  3. Step 3: Cross multiply
    202,730.96x = 279,760.56 × 117,841.34
  4. Step 4: Simplify right side
    202,730.96x = 32,967,359,269.55
  5. Step 5: Solve for x
    x = 32,967,359,269.55/202,730.96
  6. Step 6: Final answer
    x = 162,616.30

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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.