Home / 151,038.33-226,542.87-45,858.21

Finding the Fourth Proportional to 151,038.33, 226,542.87 and 45,858.21

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Solution

The fourth proportional to 151,038.33, 226,542.87 and 45,858.21 is: 68,782.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,038.33 : 226,542.87 = 45,858.21 : x
  2. Step 2: Convert to fraction form
    151,038.33/226,542.87 = 45,858.21/x
  3. Step 3: Cross multiply
    151,038.33x = 226,542.87 × 45,858.21
  4. Step 4: Simplify right side
    151,038.33x = 10,388,850,506.46
  5. Step 5: Solve for x
    x = 10,388,850,506.46/151,038.33
  6. Step 6: Final answer
    x = 68,782.87

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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.