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Finding the Fourth Proportional to 283,673.51, 425,573.34 and 123,775.35

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Solution

The fourth proportional to 283,673.51, 425,573.34 and 123,775.35 is: 185,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,673.51 : 425,573.34 = 123,775.35 : x
  2. Step 2: Convert to fraction form
    283,673.51/425,573.34 = 123,775.35/x
  3. Step 3: Cross multiply
    283,673.51x = 425,573.34 × 123,775.35
  4. Step 4: Simplify right side
    283,673.51x = 52,675,489,109.17
  5. Step 5: Solve for x
    x = 52,675,489,109.17/283,673.51
  6. Step 6: Final answer
    x = 185,690.55

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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.