Home / 338,086.43-507,213.89-101,433.47

Finding the Fourth Proportional to 338,086.43, 507,213.89 and 101,433.47

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Solution

The fourth proportional to 338,086.43, 507,213.89 and 101,433.47 is: 152,175.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,086.43 : 507,213.89 = 101,433.47 : x
  2. Step 2: Convert to fraction form
    338,086.43/507,213.89 = 101,433.47/x
  3. Step 3: Cross multiply
    338,086.43x = 507,213.89 × 101,433.47
  4. Step 4: Simplify right side
    338,086.43x = 51,448,464,894.90
  5. Step 5: Solve for x
    x = 51,448,464,894.90/338,086.43
  6. Step 6: Final answer
    x = 152,175.48

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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.