Home / 165,585.20-248,303.06-47,228.42

Finding the Fourth Proportional to 165,585.20, 248,303.06 and 47,228.42

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Solution

The fourth proportional to 165,585.20, 248,303.06 and 47,228.42 is: 70,821.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,585.20 : 248,303.06 = 47,228.42 : x
  2. Step 2: Convert to fraction form
    165,585.20/248,303.06 = 47,228.42/x
  3. Step 3: Cross multiply
    165,585.20x = 248,303.06 × 47,228.42
  4. Step 4: Simplify right side
    165,585.20x = 11,726,961,204.97
  5. Step 5: Solve for x
    x = 11,726,961,204.97/165,585.20
  6. Step 6: Final answer
    x = 70,821.31

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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.