Home / 144,984.40-199,623.79-131,698.37

Finding the Fourth Proportional to 144,984.40, 199,623.79 and 131,698.37

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Solution

The fourth proportional to 144,984.40, 199,623.79 and 131,698.37 is: 181,330.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,984.40 : 199,623.79 = 131,698.37 : x
  2. Step 2: Convert to fraction form
    144,984.40/199,623.79 = 131,698.37/x
  3. Step 3: Cross multiply
    144,984.40x = 199,623.79 × 131,698.37
  4. Step 4: Simplify right side
    144,984.40x = 26,290,128,419.90
  5. Step 5: Solve for x
    x = 26,290,128,419.90/144,984.40
  6. Step 6: Final answer
    x = 181,330.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.