Home / 216,264.30-324,007.65-133,061.10

Finding the Fourth Proportional to 216,264.30, 324,007.65 and 133,061.10

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Solution

The fourth proportional to 216,264.30, 324,007.65 and 133,061.10 is: 199,352.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,264.30 : 324,007.65 = 133,061.10 : x
  2. Step 2: Convert to fraction form
    216,264.30/324,007.65 = 133,061.10/x
  3. Step 3: Cross multiply
    216,264.30x = 324,007.65 × 133,061.10
  4. Step 4: Simplify right side
    216,264.30x = 43,112,814,317.42
  5. Step 5: Solve for x
    x = 43,112,814,317.42/216,264.30
  6. Step 6: Final answer
    x = 199,352.43

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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.