Home / 148,421.30-222,610.35-43,229.30

Finding the Fourth Proportional to 148,421.30, 222,610.35 and 43,229.30

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Solution

The fourth proportional to 148,421.30, 222,610.35 and 43,229.30 is: 64,837.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,421.30 : 222,610.35 = 43,229.30 : x
  2. Step 2: Convert to fraction form
    148,421.30/222,610.35 = 43,229.30/x
  3. Step 3: Cross multiply
    148,421.30x = 222,610.35 × 43,229.30
  4. Step 4: Simplify right side
    148,421.30x = 9,623,289,603.26
  5. Step 5: Solve for x
    x = 9,623,289,603.26/148,421.30
  6. Step 6: Final answer
    x = 64,837.66

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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.