Home / 214,454.10-295,982.16-118,991.55

Finding the Fourth Proportional to 214,454.10, 295,982.16 and 118,991.55

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Solution

The fourth proportional to 214,454.10, 295,982.16 and 118,991.55 is: 164,228.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,454.10 : 295,982.16 = 118,991.55 : x
  2. Step 2: Convert to fraction form
    214,454.10/295,982.16 = 118,991.55/x
  3. Step 3: Cross multiply
    214,454.10x = 295,982.16 × 118,991.55
  4. Step 4: Simplify right side
    214,454.10x = 35,219,375,990.75
  5. Step 5: Solve for x
    x = 35,219,375,990.75/214,454.10
  6. Step 6: Final answer
    x = 164,228.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.