Home / 135,008.72-202,541.70-46,238.38

Finding the Fourth Proportional to 135,008.72, 202,541.70 and 46,238.38

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Solution

The fourth proportional to 135,008.72, 202,541.70 and 46,238.38 is: 69,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,008.72 : 202,541.70 = 46,238.38 : x
  2. Step 2: Convert to fraction form
    135,008.72/202,541.70 = 46,238.38/x
  3. Step 3: Cross multiply
    135,008.72x = 202,541.70 × 46,238.38
  4. Step 4: Simplify right side
    135,008.72x = 9,365,200,090.45
  5. Step 5: Solve for x
    x = 9,365,200,090.45/135,008.72
  6. Step 6: Final answer
    x = 69,367.37

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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.