Home / 104,557.22-156,812.31-29,675.78

Finding the Fourth Proportional to 104,557.22, 156,812.31 and 29,675.78

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Solution

The fourth proportional to 104,557.22, 156,812.31 and 29,675.78 is: 44,506.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,557.22 : 156,812.31 = 29,675.78 : x
  2. Step 2: Convert to fraction form
    104,557.22/156,812.31 = 29,675.78/x
  3. Step 3: Cross multiply
    104,557.22x = 156,812.31 × 29,675.78
  4. Step 4: Simplify right side
    104,557.22x = 4,653,526,828.79
  5. Step 5: Solve for x
    x = 4,653,526,828.79/104,557.22
  6. Step 6: Final answer
    x = 44,506.99

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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.