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Finding the Fourth Proportional to 58,232.62, 87,348.12 and 33,219.28

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Solution

The fourth proportional to 58,232.62, 87,348.12 and 33,219.28 is: 49,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,232.62 : 87,348.12 = 33,219.28 : x
  2. Step 2: Convert to fraction form
    58,232.62/87,348.12 = 33,219.28/x
  3. Step 3: Cross multiply
    58,232.62x = 87,348.12 × 33,219.28
  4. Step 4: Simplify right side
    58,232.62x = 2,901,641,655.75
  5. Step 5: Solve for x
    x = 2,901,641,655.75/58,232.62
  6. Step 6: Final answer
    x = 49,828.46

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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.