Home / 209,324.36-314,005.02-67,184.12

Finding the Fourth Proportional to 209,324.36, 314,005.02 and 67,184.12

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Solution

The fourth proportional to 209,324.36, 314,005.02 and 67,184.12 is: 100,782.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,324.36 : 314,005.02 = 67,184.12 : x
  2. Step 2: Convert to fraction form
    209,324.36/314,005.02 = 67,184.12/x
  3. Step 3: Cross multiply
    209,324.36x = 314,005.02 × 67,184.12
  4. Step 4: Simplify right side
    209,324.36x = 21,096,150,944.28
  5. Step 5: Solve for x
    x = 21,096,150,944.28/209,324.36
  6. Step 6: Final answer
    x = 100,782.11

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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.