Home / 165,747.10-248,620.65-47,422.30

Finding the Fourth Proportional to 165,747.10, 248,620.65 and 47,422.30

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Solution

The fourth proportional to 165,747.10, 248,620.65 and 47,422.30 is: 71,133.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,747.10 : 248,620.65 = 47,422.30 : x
  2. Step 2: Convert to fraction form
    165,747.10/248,620.65 = 47,422.30/x
  3. Step 3: Cross multiply
    165,747.10x = 248,620.65 × 47,422.30
  4. Step 4: Simplify right side
    165,747.10x = 11,790,163,050.50
  5. Step 5: Solve for x
    x = 11,790,163,050.50/165,747.10
  6. Step 6: Final answer
    x = 71,133.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.