Home / 165,371.60-248,057.40-47,046.80

Finding the Fourth Proportional to 165,371.60, 248,057.40 and 47,046.80

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Solution

The fourth proportional to 165,371.60, 248,057.40 and 47,046.80 is: 70,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,371.60 : 248,057.40 = 47,046.80 : x
  2. Step 2: Convert to fraction form
    165,371.60/248,057.40 = 47,046.80/x
  3. Step 3: Cross multiply
    165,371.60x = 248,057.40 × 47,046.80
  4. Step 4: Simplify right side
    165,371.60x = 11,670,306,886.32
  5. Step 5: Solve for x
    x = 11,670,306,886.32/165,371.60
  6. Step 6: Final answer
    x = 70,570.20

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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.