Home / 165,488.86-248,241.49-47,177.63

Finding the Fourth Proportional to 165,488.86, 248,241.49 and 47,177.63

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Solution

The fourth proportional to 165,488.86, 248,241.49 and 47,177.63 is: 70,768.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,488.86 : 248,241.49 = 47,177.63 : x
  2. Step 2: Convert to fraction form
    165,488.86/248,241.49 = 47,177.63/x
  3. Step 3: Cross multiply
    165,488.86x = 248,241.49 × 47,177.63
  4. Step 4: Simplify right side
    165,488.86x = 11,711,445,165.87
  5. Step 5: Solve for x
    x = 11,711,445,165.87/165,488.86
  6. Step 6: Final answer
    x = 70,768.78

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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.