Home / 352,771.48-529,230.12-116,128.36

Finding the Fourth Proportional to 352,771.48, 529,230.12 and 116,128.36

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Solution

The fourth proportional to 352,771.48, 529,230.12 and 116,128.36 is: 174,216.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,771.48 : 529,230.12 = 116,128.36 : x
  2. Step 2: Convert to fraction form
    352,771.48/529,230.12 = 116,128.36/x
  3. Step 3: Cross multiply
    352,771.48x = 529,230.12 × 116,128.36
  4. Step 4: Simplify right side
    352,771.48x = 61,458,625,898.20
  5. Step 5: Solve for x
    x = 61,458,625,898.20/352,771.48
  6. Step 6: Final answer
    x = 174,216.54

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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.