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Finding the Fourth Proportional to 58,854.76, 81,217.86 and 33,363.48

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Solution

The fourth proportional to 58,854.76, 81,217.86 and 33,363.48 is: 46,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,854.76 : 81,217.86 = 33,363.48 : x
  2. Step 2: Convert to fraction form
    58,854.76/81,217.86 = 33,363.48/x
  3. Step 3: Cross multiply
    58,854.76x = 81,217.86 × 33,363.48
  4. Step 4: Simplify right side
    58,854.76x = 2,709,710,447.75
  5. Step 5: Solve for x
    x = 2,709,710,447.75/58,854.76
  6. Step 6: Final answer
    x = 46,040.63

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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.