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Finding the Fourth Proportional to 58,853.25, 81,199.53 and 33,355.53

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Solution

The fourth proportional to 58,853.25, 81,199.53 and 33,355.53 is: 46,020.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,853.25 : 81,199.53 = 33,355.53 : x
  2. Step 2: Convert to fraction form
    58,853.25/81,199.53 = 33,355.53/x
  3. Step 3: Cross multiply
    58,853.25x = 81,199.53 × 33,355.53
  4. Step 4: Simplify right side
    58,853.25x = 2,708,453,358.90
  5. Step 5: Solve for x
    x = 2,708,453,358.90/58,853.25
  6. Step 6: Final answer
    x = 46,020.46

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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.