Home / 209,922.01-289,681.44-119,265.39

Finding the Fourth Proportional to 209,922.01, 289,681.44 and 119,265.39

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Solution

The fourth proportional to 209,922.01, 289,681.44 and 119,265.39 is: 164,580.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,922.01 : 289,681.44 = 119,265.39 : x
  2. Step 2: Convert to fraction form
    209,922.01/289,681.44 = 119,265.39/x
  3. Step 3: Cross multiply
    209,922.01x = 289,681.44 × 119,265.39
  4. Step 4: Simplify right side
    209,922.01x = 34,548,969,917.36
  5. Step 5: Solve for x
    x = 34,548,969,917.36/209,922.01
  6. Step 6: Final answer
    x = 164,580.03

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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.