Home / 134,358.72-201,615.96-67,804.05

Finding the Fourth Proportional to 134,358.72, 201,615.96 and 67,804.05

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Solution

The fourth proportional to 134,358.72, 201,615.96 and 67,804.05 is: 101,745.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,358.72 : 201,615.96 = 67,804.05 : x
  2. Step 2: Convert to fraction form
    134,358.72/201,615.96 = 67,804.05/x
  3. Step 3: Cross multiply
    134,358.72x = 201,615.96 × 67,804.05
  4. Step 4: Simplify right side
    134,358.72x = 13,670,378,632.64
  5. Step 5: Solve for x
    x = 13,670,378,632.64/134,358.72
  6. Step 6: Final answer
    x = 101,745.38

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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.