Home / 141,109.17-211,560.08-70,917.81

Finding the Fourth Proportional to 141,109.17, 211,560.08 and 70,917.81

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Solution

The fourth proportional to 141,109.17, 211,560.08 and 70,917.81 is: 106,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,109.17 : 211,560.08 = 70,917.81 : x
  2. Step 2: Convert to fraction form
    141,109.17/211,560.08 = 70,917.81/x
  3. Step 3: Cross multiply
    141,109.17x = 211,560.08 × 70,917.81
  4. Step 4: Simplify right side
    141,109.17x = 15,003,377,202.44
  5. Step 5: Solve for x
    x = 15,003,377,202.44/141,109.17
  6. Step 6: Final answer
    x = 106,324.61

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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.