Home / 314,213.26-471,259.06-122,087.36

Finding the Fourth Proportional to 314,213.26, 471,259.06 and 122,087.36

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Solution

The fourth proportional to 314,213.26, 471,259.06 and 122,087.36 is: 183,107.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,213.26 : 471,259.06 = 122,087.36 : x
  2. Step 2: Convert to fraction form
    314,213.26/471,259.06 = 122,087.36/x
  3. Step 3: Cross multiply
    314,213.26x = 471,259.06 × 122,087.36
  4. Step 4: Simplify right side
    314,213.26x = 57,534,771,849.97
  5. Step 5: Solve for x
    x = 57,534,771,849.97/314,213.26
  6. Step 6: Final answer
    x = 183,107.40

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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.