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Finding the Fourth Proportional to 169,161.49, 253,746.35 and 56,843.34

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Solution

The fourth proportional to 169,161.49, 253,746.35 and 56,843.34 is: 85,266.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,161.49 : 253,746.35 = 56,843.34 : x
  2. Step 2: Convert to fraction form
    169,161.49/253,746.35 = 56,843.34/x
  3. Step 3: Cross multiply
    169,161.49x = 253,746.35 × 56,843.34
  4. Step 4: Simplify right side
    169,161.49x = 14,423,790,046.81
  5. Step 5: Solve for x
    x = 14,423,790,046.81/169,161.49
  6. Step 6: Final answer
    x = 85,266.39

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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.