Home / 209,756.36-289,466.94-114,263

Finding the Fourth Proportional to 209,756.36, 289,466.94 and 114,263

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Solution

The fourth proportional to 209,756.36, 289,466.94 and 114,263 is: 157,684.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,756.36 : 289,466.94 = 114,263 : x
  2. Step 2: Convert to fraction form
    209,756.36/289,466.94 = 114,263/x
  3. Step 3: Cross multiply
    209,756.36x = 289,466.94 × 114,263
  4. Step 4: Simplify right side
    209,756.36x = 33,075,360,965.22
  5. Step 5: Solve for x
    x = 33,075,360,965.22/209,756.36
  6. Step 6: Final answer
    x = 157,684.66

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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.