Home / 133,461.36-200,242.26-69,379.56

Finding the Fourth Proportional to 133,461.36, 200,242.26 and 69,379.56

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Solution

The fourth proportional to 133,461.36, 200,242.26 and 69,379.56 is: 104,095.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,461.36 : 200,242.26 = 69,379.56 : x
  2. Step 2: Convert to fraction form
    133,461.36/200,242.26 = 69,379.56/x
  3. Step 3: Cross multiply
    133,461.36x = 200,242.26 × 69,379.56
  4. Step 4: Simplify right side
    133,461.36x = 13,892,719,892.21
  5. Step 5: Solve for x
    x = 13,892,719,892.21/133,461.36
  6. Step 6: Final answer
    x = 104,095.45

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1.5x scale

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.