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Finding the Fourth Proportional to 169,246.08, 253,872.72 and 56,929.68

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Solution

The fourth proportional to 169,246.08, 253,872.72 and 56,929.68 is: 85,395.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,246.08 : 253,872.72 = 56,929.68 : x
  2. Step 2: Convert to fraction form
    169,246.08/253,872.72 = 56,929.68/x
  3. Step 3: Cross multiply
    169,246.08x = 253,872.72 × 56,929.68
  4. Step 4: Simplify right side
    169,246.08x = 14,452,892,710.33
  5. Step 5: Solve for x
    x = 14,452,892,710.33/169,246.08
  6. Step 6: Final answer
    x = 85,395.73

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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.