Home / 106,511.95-146,979.66-58,765.29

Finding the Fourth Proportional to 106,511.95, 146,979.66 and 58,765.29

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Solution

The fourth proportional to 106,511.95, 146,979.66 and 58,765.29 is: 81,092.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,511.95 : 146,979.66 = 58,765.29 : x
  2. Step 2: Convert to fraction form
    106,511.95/146,979.66 = 58,765.29/x
  3. Step 3: Cross multiply
    106,511.95x = 146,979.66 × 58,765.29
  4. Step 4: Simplify right side
    106,511.95x = 8,637,302,344.00
  5. Step 5: Solve for x
    x = 8,637,302,344.00/106,511.95
  6. Step 6: Final answer
    x = 81,092.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.