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Finding the Fourth Proportional to 216,812.36, 325,216.73 and 169,467.29

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Solution

The fourth proportional to 216,812.36, 325,216.73 and 169,467.29 is: 254,199.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,812.36 : 325,216.73 = 169,467.29 : x
  2. Step 2: Convert to fraction form
    216,812.36/325,216.73 = 169,467.29/x
  3. Step 3: Cross multiply
    216,812.36x = 325,216.73 × 169,467.29
  4. Step 4: Simplify right side
    216,812.36x = 55,113,598,151.22
  5. Step 5: Solve for x
    x = 55,113,598,151.22/216,812.36
  6. Step 6: Final answer
    x = 254,199.52

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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.