Home / 134,828.24-202,078.40-95,396.72

Finding the Fourth Proportional to 134,828.24, 202,078.40 and 95,396.72

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Solution

The fourth proportional to 134,828.24, 202,078.40 and 95,396.72 is: 142,979.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,828.24 : 202,078.40 = 95,396.72 : x
  2. Step 2: Convert to fraction form
    134,828.24/202,078.40 = 95,396.72/x
  3. Step 3: Cross multiply
    134,828.24x = 202,078.40 × 95,396.72
  4. Step 4: Simplify right side
    134,828.24x = 19,277,616,542.85
  5. Step 5: Solve for x
    x = 19,277,616,542.85/134,828.24
  6. Step 6: Final answer
    x = 142,979.07

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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.