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Finding the Fourth Proportional to 58,948.24, 81,324.52 and 36,280.39

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Solution

The fourth proportional to 58,948.24, 81,324.52 and 36,280.39 is: 50,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,948.24 : 81,324.52 = 36,280.39 : x
  2. Step 2: Convert to fraction form
    58,948.24/81,324.52 = 36,280.39/x
  3. Step 3: Cross multiply
    58,948.24x = 81,324.52 × 36,280.39
  4. Step 4: Simplify right side
    58,948.24x = 2,950,485,302.16
  5. Step 5: Solve for x
    x = 2,950,485,302.16/58,948.24
  6. Step 6: Final answer
    x = 50,052.14

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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.