Home / 165,648.20-248,474.46-47,323.40

Finding the Fourth Proportional to 165,648.20, 248,474.46 and 47,323.40

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Solution

The fourth proportional to 165,648.20, 248,474.46 and 47,323.40 is: 70,985.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,648.20 : 248,474.46 = 47,323.40 : x
  2. Step 2: Convert to fraction form
    165,648.20/248,474.46 = 47,323.40/x
  3. Step 3: Cross multiply
    165,648.20x = 248,474.46 × 47,323.40
  4. Step 4: Simplify right side
    165,648.20x = 11,758,656,260.36
  5. Step 5: Solve for x
    x = 11,758,656,260.36/165,648.20
  6. Step 6: Final answer
    x = 70,985.72

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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.