Home / 254,545.26-381,822.75-77,051.58

Finding the Fourth Proportional to 254,545.26, 381,822.75 and 77,051.58

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Solution

The fourth proportional to 254,545.26, 381,822.75 and 77,051.58 is: 115,578.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,545.26 : 381,822.75 = 77,051.58 : x
  2. Step 2: Convert to fraction form
    254,545.26/381,822.75 = 77,051.58/x
  3. Step 3: Cross multiply
    254,545.26x = 381,822.75 × 77,051.58
  4. Step 4: Simplify right side
    254,545.26x = 29,420,046,167.45
  5. Step 5: Solve for x
    x = 29,420,046,167.45/254,545.26
  6. Step 6: Final answer
    x = 115,578.84

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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.