Home / 165,621.06-248,441.31-47,283.30

Finding the Fourth Proportional to 165,621.06, 248,441.31 and 47,283.30

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Solution

The fourth proportional to 165,621.06, 248,441.31 and 47,283.30 is: 70,927.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,621.06 : 248,441.31 = 47,283.30 : x
  2. Step 2: Convert to fraction form
    165,621.06/248,441.31 = 47,283.30/x
  3. Step 3: Cross multiply
    165,621.06x = 248,441.31 × 47,283.30
  4. Step 4: Simplify right side
    165,621.06x = 11,747,124,993.12
  5. Step 5: Solve for x
    x = 11,747,124,993.12/165,621.06
  6. Step 6: Final answer
    x = 70,927.72

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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.