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Finding the Fourth Proportional to 57,901.48, 86,848.84 and 22,355.88

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Solution

The fourth proportional to 57,901.48, 86,848.84 and 22,355.88 is: 33,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,901.48 : 86,848.84 = 22,355.88 : x
  2. Step 2: Convert to fraction form
    57,901.48/86,848.84 = 22,355.88/x
  3. Step 3: Cross multiply
    57,901.48x = 86,848.84 × 22,355.88
  4. Step 4: Simplify right side
    57,901.48x = 1,941,582,245.18
  5. Step 5: Solve for x
    x = 1,941,582,245.18/57,901.48
  6. Step 6: Final answer
    x = 33,532.51

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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.