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Finding the Fourth Proportional to 169,257.99, 253,899.24 and 56,937.72

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Solution

The fourth proportional to 169,257.99, 253,899.24 and 56,937.72 is: 85,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,257.99 : 253,899.24 = 56,937.72 : x
  2. Step 2: Convert to fraction form
    169,257.99/253,899.24 = 56,937.72/x
  3. Step 3: Cross multiply
    169,257.99x = 253,899.24 × 56,937.72
  4. Step 4: Simplify right side
    169,257.99x = 14,456,443,835.33
  5. Step 5: Solve for x
    x = 14,456,443,835.33/169,257.99
  6. Step 6: Final answer
    x = 85,410.70

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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.