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Finding the Fourth Proportional to 169,114.14, 253,671.04 and 69,274.52

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Solution

The fourth proportional to 169,114.14, 253,671.04 and 69,274.52 is: 103,911.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,114.14 : 253,671.04 = 69,274.52 : x
  2. Step 2: Convert to fraction form
    169,114.14/253,671.04 = 69,274.52/x
  3. Step 3: Cross multiply
    169,114.14x = 253,671.04 × 69,274.52
  4. Step 4: Simplify right side
    169,114.14x = 17,572,938,589.96
  5. Step 5: Solve for x
    x = 17,572,938,589.96/169,114.14
  6. Step 6: Final answer
    x = 103,911.70

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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.