Home / 283,516.16-424,903.04-143,198.72

Finding the Fourth Proportional to 283,516.16, 424,903.04 and 143,198.72

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Solution

The fourth proportional to 283,516.16, 424,903.04 and 143,198.72 is: 214,610.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,516.16 : 424,903.04 = 143,198.72 : x
  2. Step 2: Convert to fraction form
    283,516.16/424,903.04 = 143,198.72/x
  3. Step 3: Cross multiply
    283,516.16x = 424,903.04 × 143,198.72
  4. Step 4: Simplify right side
    283,516.16x = 60,845,571,452.11
  5. Step 5: Solve for x
    x = 60,845,571,452.11/283,516.16
  6. Step 6: Final answer
    x = 214,610.59

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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.