Home / 165,856.20-248,849.10-60,683.40

Finding the Fourth Proportional to 165,856.20, 248,849.10 and 60,683.40

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Solution

The fourth proportional to 165,856.20, 248,849.10 and 60,683.40 is: 91,048.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,856.20 : 248,849.10 = 60,683.40 : x
  2. Step 2: Convert to fraction form
    165,856.20/248,849.10 = 60,683.40/x
  3. Step 3: Cross multiply
    165,856.20x = 248,849.10 × 60,683.40
  4. Step 4: Simplify right side
    165,856.20x = 15,101,009,474.94
  5. Step 5: Solve for x
    x = 15,101,009,474.94/165,856.20
  6. Step 6: Final answer
    x = 91,048.81

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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.