Home / 283,213.32-425,082.51-143,070.36

Finding the Fourth Proportional to 283,213.32, 425,082.51 and 143,070.36

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Solution

The fourth proportional to 283,213.32, 425,082.51 and 143,070.36 is: 214,738.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,213.32 : 425,082.51 = 143,070.36 : x
  2. Step 2: Convert to fraction form
    283,213.32/425,082.51 = 143,070.36/x
  3. Step 3: Cross multiply
    283,213.32x = 425,082.51 × 143,070.36
  4. Step 4: Simplify right side
    283,213.32x = 60,816,707,735.40
  5. Step 5: Solve for x
    x = 60,816,707,735.40/283,213.32
  6. Step 6: Final answer
    x = 214,738.16

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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.