Home / 165,235.57-247,853.49-45,293.82

Finding the Fourth Proportional to 165,235.57, 247,853.49 and 45,293.82

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Solution

The fourth proportional to 165,235.57, 247,853.49 and 45,293.82 is: 67,940.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,235.57 : 247,853.49 = 45,293.82 : x
  2. Step 2: Convert to fraction form
    165,235.57/247,853.49 = 45,293.82/x
  3. Step 3: Cross multiply
    165,235.57x = 247,853.49 × 45,293.82
  4. Step 4: Simplify right side
    165,235.57x = 11,226,231,848.39
  5. Step 5: Solve for x
    x = 11,226,231,848.39/165,235.57
  6. Step 6: Final answer
    x = 67,940.77

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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.