Home / 132,647.23-198,845.77-66,024.38

Finding the Fourth Proportional to 132,647.23, 198,845.77 and 66,024.38

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Solution

The fourth proportional to 132,647.23, 198,845.77 and 66,024.38 is: 98,974.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,647.23 : 198,845.77 = 66,024.38 : x
  2. Step 2: Convert to fraction form
    132,647.23/198,845.77 = 66,024.38/x
  3. Step 3: Cross multiply
    132,647.23x = 198,845.77 × 66,024.38
  4. Step 4: Simplify right side
    132,647.23x = 13,128,668,017.21
  5. Step 5: Solve for x
    x = 13,128,668,017.21/132,647.23
  6. Step 6: Final answer
    x = 98,974.31

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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.