Home / 253,611.30-380,147.19-95,772.58

Finding the Fourth Proportional to 253,611.30, 380,147.19 and 95,772.58

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Solution

The fourth proportional to 253,611.30, 380,147.19 and 95,772.58 is: 143,557.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,611.30 : 380,147.19 = 95,772.58 : x
  2. Step 2: Convert to fraction form
    253,611.30/380,147.19 = 95,772.58/x
  3. Step 3: Cross multiply
    253,611.30x = 380,147.19 × 95,772.58
  4. Step 4: Simplify right side
    253,611.30x = 36,407,677,166.05
  5. Step 5: Solve for x
    x = 36,407,677,166.05/253,611.30
  6. Step 6: Final answer
    x = 143,557.00

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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.