Home / 149,999.22-225,054.51-70,082.37

Finding the Fourth Proportional to 149,999.22, 225,054.51 and 70,082.37

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Solution

The fourth proportional to 149,999.22, 225,054.51 and 70,082.37 is: 105,149.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,999.22 : 225,054.51 = 70,082.37 : x
  2. Step 2: Convert to fraction form
    149,999.22/225,054.51 = 70,082.37/x
  3. Step 3: Cross multiply
    149,999.22x = 225,054.51 × 70,082.37
  4. Step 4: Simplify right side
    149,999.22x = 15,772,353,439.99
  5. Step 5: Solve for x
    x = 15,772,353,439.99/149,999.22
  6. Step 6: Final answer
    x = 105,149.57

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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.