Home / 165,093.10-246,983.55-143,150.20

Finding the Fourth Proportional to 165,093.10, 246,983.55 and 143,150.20

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Solution

The fourth proportional to 165,093.10, 246,983.55 and 143,150.20 is: 214,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,093.10 : 246,983.55 = 143,150.20 : x
  2. Step 2: Convert to fraction form
    165,093.10/246,983.55 = 143,150.20/x
  3. Step 3: Cross multiply
    165,093.10x = 246,983.55 × 143,150.20
  4. Step 4: Simplify right side
    165,093.10x = 35,355,744,579.21
  5. Step 5: Solve for x
    x = 35,355,744,579.21/165,093.10
  6. Step 6: Final answer
    x = 214,156.40

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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.