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Finding the Fourth Proportional to 57,848.80, 86,600.40 and 50,936.80

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Solution

The fourth proportional to 57,848.80, 86,600.40 and 50,936.80 is: 76,253.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,848.80 : 86,600.40 = 50,936.80 : x
  2. Step 2: Convert to fraction form
    57,848.80/86,600.40 = 50,936.80/x
  3. Step 3: Cross multiply
    57,848.80x = 86,600.40 × 50,936.80
  4. Step 4: Simplify right side
    57,848.80x = 4,411,147,254.72
  5. Step 5: Solve for x
    x = 4,411,147,254.72/57,848.80
  6. Step 6: Final answer
    x = 76,253.05

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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.