Home / 50,083.48-75,129.12-14,545.37

Finding the Fourth Proportional to 50,083.48, 75,129.12 and 14,545.37

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Solution

The fourth proportional to 50,083.48, 75,129.12 and 14,545.37 is: 21,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,083.48 : 75,129.12 = 14,545.37 : x
  2. Step 2: Convert to fraction form
    50,083.48/75,129.12 = 14,545.37/x
  3. Step 3: Cross multiply
    50,083.48x = 75,129.12 × 14,545.37
  4. Step 4: Simplify right side
    50,083.48x = 1,092,781,036.00
  5. Step 5: Solve for x
    x = 1,092,781,036.00/50,083.48
  6. Step 6: Final answer
    x = 21,819.19

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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.