Home / 165,249.72-247,890.98-52,901.71

Finding the Fourth Proportional to 165,249.72, 247,890.98 and 52,901.71

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Solution

The fourth proportional to 165,249.72, 247,890.98 and 52,901.71 is: 79,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,249.72 : 247,890.98 = 52,901.71 : x
  2. Step 2: Convert to fraction form
    165,249.72/247,890.98 = 52,901.71/x
  3. Step 3: Cross multiply
    165,249.72x = 247,890.98 × 52,901.71
  4. Step 4: Simplify right side
    165,249.72x = 13,113,856,248.10
  5. Step 5: Solve for x
    x = 13,113,856,248.10/165,249.72
  6. Step 6: Final answer
    x = 79,357.81

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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.