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Finding the Fourth Proportional to 169,351.29, 253,936.17 and 56,994.21

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Solution

The fourth proportional to 169,351.29, 253,936.17 and 56,994.21 is: 85,460.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,351.29 : 253,936.17 = 56,994.21 : x
  2. Step 2: Convert to fraction form
    169,351.29/253,936.17 = 56,994.21/x
  3. Step 3: Cross multiply
    169,351.29x = 253,936.17 × 56,994.21
  4. Step 4: Simplify right side
    169,351.29x = 14,472,891,399.58
  5. Step 5: Solve for x
    x = 14,472,891,399.58/169,351.29
  6. Step 6: Final answer
    x = 85,460.77

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1.5x scale

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.