Home / 141,190.16-211,785.32-88,636.56

Finding the Fourth Proportional to 141,190.16, 211,785.32 and 88,636.56

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Solution

The fourth proportional to 141,190.16, 211,785.32 and 88,636.56 is: 132,954.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,190.16 : 211,785.32 = 88,636.56 : x
  2. Step 2: Convert to fraction form
    141,190.16/211,785.32 = 88,636.56/x
  3. Step 3: Cross multiply
    141,190.16x = 211,785.32 × 88,636.56
  4. Step 4: Simplify right side
    141,190.16x = 18,771,922,223.30
  5. Step 5: Solve for x
    x = 18,771,922,223.30/141,190.16
  6. Step 6: Final answer
    x = 132,954.89

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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.