Home / 165,375.87-248,064.48-47,048.25

Finding the Fourth Proportional to 165,375.87, 248,064.48 and 47,048.25

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Solution

The fourth proportional to 165,375.87, 248,064.48 and 47,048.25 is: 70,572.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,375.87 : 248,064.48 = 47,048.25 : x
  2. Step 2: Convert to fraction form
    165,375.87/248,064.48 = 47,048.25/x
  3. Step 3: Cross multiply
    165,375.87x = 248,064.48 × 47,048.25
  4. Step 4: Simplify right side
    165,375.87x = 11,670,999,671.16
  5. Step 5: Solve for x
    x = 11,670,999,671.16/165,375.87
  6. Step 6: Final answer
    x = 70,572.57

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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.