Home / 149,224.18-223,770.66-79,087.36

Finding the Fourth Proportional to 149,224.18, 223,770.66 and 79,087.36

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Solution

The fourth proportional to 149,224.18, 223,770.66 and 79,087.36 is: 118,596.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,224.18 : 223,770.66 = 79,087.36 : x
  2. Step 2: Convert to fraction form
    149,224.18/223,770.66 = 79,087.36/x
  3. Step 3: Cross multiply
    149,224.18x = 223,770.66 × 79,087.36
  4. Step 4: Simplify right side
    149,224.18x = 17,697,430,744.86
  5. Step 5: Solve for x
    x = 17,697,430,744.86/149,224.18
  6. Step 6: Final answer
    x = 118,596.27

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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.