Home / 71,083.07-106,661.52-28,994.03

Finding the Fourth Proportional to 71,083.07, 106,661.52 and 28,994.03

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Solution

The fourth proportional to 71,083.07, 106,661.52 and 28,994.03 is: 43,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,083.07 : 106,661.52 = 28,994.03 : x
  2. Step 2: Convert to fraction form
    71,083.07/106,661.52 = 28,994.03/x
  3. Step 3: Cross multiply
    71,083.07x = 106,661.52 × 28,994.03
  4. Step 4: Simplify right side
    71,083.07x = 3,092,547,310.73
  5. Step 5: Solve for x
    x = 3,092,547,310.73/71,083.07
  6. Step 6: Final answer
    x = 43,506.10

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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.