Home / 209,004.39-313,504.90-124,202.95

Finding the Fourth Proportional to 209,004.39, 313,504.90 and 124,202.95

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Solution

The fourth proportional to 209,004.39, 313,504.90 and 124,202.95 is: 186,303.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,004.39 : 313,504.90 = 124,202.95 : x
  2. Step 2: Convert to fraction form
    209,004.39/313,504.90 = 124,202.95/x
  3. Step 3: Cross multiply
    209,004.39x = 313,504.90 × 124,202.95
  4. Step 4: Simplify right side
    209,004.39x = 38,938,233,419.46
  5. Step 5: Solve for x
    x = 38,938,233,419.46/209,004.39
  6. Step 6: Final answer
    x = 186,303.42

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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.