Home / 119,404.09-179,067.99-39,427.16

Finding the Fourth Proportional to 119,404.09, 179,067.99 and 39,427.16

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Solution

The fourth proportional to 119,404.09, 179,067.99 and 39,427.16 is: 59,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,404.09 : 179,067.99 = 39,427.16 : x
  2. Step 2: Convert to fraction form
    119,404.09/179,067.99 = 39,427.16/x
  3. Step 3: Cross multiply
    119,404.09x = 179,067.99 × 39,427.16
  4. Step 4: Simplify right side
    119,404.09x = 7,060,142,292.61
  5. Step 5: Solve for x
    x = 7,060,142,292.61/119,404.09
  6. Step 6: Final answer
    x = 59,128.15

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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.