Home / 149,474.41-223,961.96-105,021.58

Finding the Fourth Proportional to 149,474.41, 223,961.96 and 105,021.58

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Solution

The fourth proportional to 149,474.41, 223,961.96 and 105,021.58 is: 157,356.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,474.41 : 223,961.96 = 105,021.58 : x
  2. Step 2: Convert to fraction form
    149,474.41/223,961.96 = 105,021.58/x
  3. Step 3: Cross multiply
    149,474.41x = 223,961.96 × 105,021.58
  4. Step 4: Simplify right side
    149,474.41x = 23,520,837,254.18
  5. Step 5: Solve for x
    x = 23,520,837,254.18/149,474.41
  6. Step 6: Final answer
    x = 157,356.96

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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.