Home / 165,328.20-247,993.38-53,025.48

Finding the Fourth Proportional to 165,328.20, 247,993.38 and 53,025.48

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Solution

The fourth proportional to 165,328.20, 247,993.38 and 53,025.48 is: 79,538.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,328.20 : 247,993.38 = 53,025.48 : x
  2. Step 2: Convert to fraction form
    165,328.20/247,993.38 = 53,025.48/x
  3. Step 3: Cross multiply
    165,328.20x = 247,993.38 × 53,025.48
  4. Step 4: Simplify right side
    165,328.20x = 13,149,968,011.32
  5. Step 5: Solve for x
    x = 13,149,968,011.32/165,328.20
  6. Step 6: Final answer
    x = 79,538.57

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1.5x scale

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.