Home / 165,025.80-247,538.70-40,366.80

Finding the Fourth Proportional to 165,025.80, 247,538.70 and 40,366.80

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Solution

The fourth proportional to 165,025.80, 247,538.70 and 40,366.80 is: 60,550.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,025.80 : 247,538.70 = 40,366.80 : x
  2. Step 2: Convert to fraction form
    165,025.80/247,538.70 = 40,366.80/x
  3. Step 3: Cross multiply
    165,025.80x = 247,538.70 × 40,366.80
  4. Step 4: Simplify right side
    165,025.80x = 9,992,345,195.16
  5. Step 5: Solve for x
    x = 9,992,345,195.16/165,025.80
  6. Step 6: Final answer
    x = 60,550.20

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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.