Home / 120,684.36-181,027.87-36,445.23

Finding the Fourth Proportional to 120,684.36, 181,027.87 and 36,445.23

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Solution

The fourth proportional to 120,684.36, 181,027.87 and 36,445.23 is: 54,668.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,684.36 : 181,027.87 = 36,445.23 : x
  2. Step 2: Convert to fraction form
    120,684.36/181,027.87 = 36,445.23/x
  3. Step 3: Cross multiply
    120,684.36x = 181,027.87 × 36,445.23
  4. Step 4: Simplify right side
    120,684.36x = 6,597,602,358.56
  5. Step 5: Solve for x
    x = 6,597,602,358.56/120,684.36
  6. Step 6: Final answer
    x = 54,668.25

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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.