Home / 52,385.00-78,452.44-30,151.64

Finding the Fourth Proportional to 52,385.00, 78,452.44 and 30,151.64

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Solution

The fourth proportional to 52,385.00, 78,452.44 and 30,151.64 is: 45,155.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,385.00 : 78,452.44 = 30,151.64 : x
  2. Step 2: Convert to fraction form
    52,385.00/78,452.44 = 30,151.64/x
  3. Step 3: Cross multiply
    52,385.00x = 78,452.44 × 30,151.64
  4. Step 4: Simplify right side
    52,385.00x = 2,365,469,848.75
  5. Step 5: Solve for x
    x = 2,365,469,848.75/52,385.00
  6. Step 6: Final answer
    x = 45,155.48

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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.