Home / 96,290.36-144,469.72-42,977.48

Finding the Fourth Proportional to 96,290.36, 144,469.72 and 42,977.48

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Solution

The fourth proportional to 96,290.36, 144,469.72 and 42,977.48 is: 64,481.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,290.36 : 144,469.72 = 42,977.48 : x
  2. Step 2: Convert to fraction form
    96,290.36/144,469.72 = 42,977.48/x
  3. Step 3: Cross multiply
    96,290.36x = 144,469.72 × 42,977.48
  4. Step 4: Simplify right side
    96,290.36x = 6,208,944,501.91
  5. Step 5: Solve for x
    x = 6,208,944,501.91/96,290.36
  6. Step 6: Final answer
    x = 64,481.48

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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.