Home / 57,562.20-86,537.70-49,008.60

Finding the Fourth Proportional to 57,562.20, 86,537.70 and 49,008.60

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Solution

The fourth proportional to 57,562.20, 86,537.70 and 49,008.60 is: 73,678.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,562.20 : 86,537.70 = 49,008.60 : x
  2. Step 2: Convert to fraction form
    57,562.20/86,537.70 = 49,008.60/x
  3. Step 3: Cross multiply
    57,562.20x = 86,537.70 × 49,008.60
  4. Step 4: Simplify right side
    57,562.20x = 4,241,091,524.22
  5. Step 5: Solve for x
    x = 4,241,091,524.22/57,562.20
  6. Step 6: Final answer
    x = 73,678.41

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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.