Home / 143,226.90-214,851.27-43,395.36

Finding the Fourth Proportional to 143,226.90, 214,851.27 and 43,395.36

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Solution

The fourth proportional to 143,226.90, 214,851.27 and 43,395.36 is: 65,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,226.90 : 214,851.27 = 43,395.36 : x
  2. Step 2: Convert to fraction form
    143,226.90/214,851.27 = 43,395.36/x
  3. Step 3: Cross multiply
    143,226.90x = 214,851.27 × 43,395.36
  4. Step 4: Simplify right side
    143,226.90x = 9,323,548,208.11
  5. Step 5: Solve for x
    x = 9,323,548,208.11/143,226.90
  6. Step 6: Final answer
    x = 65,096.35

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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.