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Finding the Fourth Proportional to 58,771.62, 81,103.38 and 33,619.50

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Solution

The fourth proportional to 58,771.62, 81,103.38 and 33,619.50 is: 46,394.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,771.62 : 81,103.38 = 33,619.50 : x
  2. Step 2: Convert to fraction form
    58,771.62/81,103.38 = 33,619.50/x
  3. Step 3: Cross multiply
    58,771.62x = 81,103.38 × 33,619.50
  4. Step 4: Simplify right side
    58,771.62x = 2,726,655,083.91
  5. Step 5: Solve for x
    x = 2,726,655,083.91/58,771.62
  6. Step 6: Final answer
    x = 46,394.08

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1.5x scale

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.