Home / 57,355.12-85,941.84-44,239.60

Finding the Fourth Proportional to 57,355.12, 85,941.84 and 44,239.60

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Solution

The fourth proportional to 57,355.12, 85,941.84 and 44,239.60 is: 66,289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,355.12 : 85,941.84 = 44,239.60 : x
  2. Step 2: Convert to fraction form
    57,355.12/85,941.84 = 44,239.60/x
  3. Step 3: Cross multiply
    57,355.12x = 85,941.84 × 44,239.60
  4. Step 4: Simplify right side
    57,355.12x = 3,802,032,624.86
  5. Step 5: Solve for x
    x = 3,802,032,624.86/57,355.12
  6. Step 6: Final answer
    x = 66,289.33

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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.