Home / 125,554.09-188,331.48-30,784.69

Finding the Fourth Proportional to 125,554.09, 188,331.48 and 30,784.69

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Solution

The fourth proportional to 125,554.09, 188,331.48 and 30,784.69 is: 46,177.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,554.09 : 188,331.48 = 30,784.69 : x
  2. Step 2: Convert to fraction form
    125,554.09/188,331.48 = 30,784.69/x
  3. Step 3: Cross multiply
    125,554.09x = 188,331.48 × 30,784.69
  4. Step 4: Simplify right side
    125,554.09x = 5,797,726,229.04
  5. Step 5: Solve for x
    x = 5,797,726,229.04/125,554.09
  6. Step 6: Final answer
    x = 46,177.12

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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.