Home / 156,726.18-235,105.68-51,553.35

Finding the Fourth Proportional to 156,726.18, 235,105.68 and 51,553.35

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Solution

The fourth proportional to 156,726.18, 235,105.68 and 51,553.35 is: 77,335.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,726.18 : 235,105.68 = 51,553.35 : x
  2. Step 2: Convert to fraction form
    156,726.18/235,105.68 = 51,553.35/x
  3. Step 3: Cross multiply
    156,726.18x = 235,105.68 × 51,553.35
  4. Step 4: Simplify right side
    156,726.18x = 12,120,485,408.03
  5. Step 5: Solve for x
    x = 12,120,485,408.03/156,726.18
  6. Step 6: Final answer
    x = 77,335.42

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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.