Home / 165,677.40-248,474.40-47,349.36

Finding the Fourth Proportional to 165,677.40, 248,474.40 and 47,349.36

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Solution

The fourth proportional to 165,677.40, 248,474.40 and 47,349.36 is: 71,012.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,677.40 : 248,474.40 = 47,349.36 : x
  2. Step 2: Convert to fraction form
    165,677.40/248,474.40 = 47,349.36/x
  3. Step 3: Cross multiply
    165,677.40x = 248,474.40 × 47,349.36
  4. Step 4: Simplify right side
    165,677.40x = 11,765,103,816.38
  5. Step 5: Solve for x
    x = 11,765,103,816.38/165,677.40
  6. Step 6: Final answer
    x = 71,012.12

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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.