Home / 135,040.23-202,604.09-64,910.43

Finding the Fourth Proportional to 135,040.23, 202,604.09 and 64,910.43

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Solution

The fourth proportional to 135,040.23, 202,604.09 and 64,910.43 is: 97,386.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,040.23 : 202,604.09 = 64,910.43 : x
  2. Step 2: Convert to fraction form
    135,040.23/202,604.09 = 64,910.43/x
  3. Step 3: Cross multiply
    135,040.23x = 202,604.09 × 64,910.43
  4. Step 4: Simplify right side
    135,040.23x = 13,151,118,277.11
  5. Step 5: Solve for x
    x = 13,151,118,277.11/135,040.23
  6. Step 6: Final answer
    x = 97,386.67

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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.