Home / 115,262.06-172,893.08-31,022.39

Finding the Fourth Proportional to 115,262.06, 172,893.08 and 31,022.39

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Solution

The fourth proportional to 115,262.06, 172,893.08 and 31,022.39 is: 46,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,262.06 : 172,893.08 = 31,022.39 : x
  2. Step 2: Convert to fraction form
    115,262.06/172,893.08 = 31,022.39/x
  3. Step 3: Cross multiply
    115,262.06x = 172,893.08 × 31,022.39
  4. Step 4: Simplify right side
    115,262.06x = 5,363,557,065.85
  5. Step 5: Solve for x
    x = 5,363,557,065.85/115,262.06
  6. Step 6: Final answer
    x = 46,533.59

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1.5x scale

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.