Home / 283,338.12-424,993.52-70,105.16

Finding the Fourth Proportional to 283,338.12, 424,993.52 and 70,105.16

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Solution

The fourth proportional to 283,338.12, 424,993.52 and 70,105.16 is: 105,154.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,338.12 : 424,993.52 = 70,105.16 : x
  2. Step 2: Convert to fraction form
    283,338.12/424,993.52 = 70,105.16/x
  3. Step 3: Cross multiply
    283,338.12x = 424,993.52 × 70,105.16
  4. Step 4: Simplify right side
    283,338.12x = 29,794,238,718.56
  5. Step 5: Solve for x
    x = 29,794,238,718.56/283,338.12
  6. Step 6: Final answer
    x = 105,154.36

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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.