Home / 204,184.09-306,308.81-71,102.17

Finding the Fourth Proportional to 204,184.09, 306,308.81 and 71,102.17

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Solution

The fourth proportional to 204,184.09, 306,308.81 and 71,102.17 is: 106,664.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,184.09 : 306,308.81 = 71,102.17 : x
  2. Step 2: Convert to fraction form
    204,184.09/306,308.81 = 71,102.17/x
  3. Step 3: Cross multiply
    204,184.09x = 306,308.81 × 71,102.17
  4. Step 4: Simplify right side
    204,184.09x = 21,779,221,081.12
  5. Step 5: Solve for x
    x = 21,779,221,081.12/204,184.09
  6. Step 6: Final answer
    x = 106,664.63

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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.