Home / 143,315.60-214,973.40-110,202.80

Finding the Fourth Proportional to 143,315.60, 214,973.40 and 110,202.80

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Solution

The fourth proportional to 143,315.60, 214,973.40 and 110,202.80 is: 165,304.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,315.60 : 214,973.40 = 110,202.80 : x
  2. Step 2: Convert to fraction form
    143,315.60/214,973.40 = 110,202.80/x
  3. Step 3: Cross multiply
    143,315.60x = 214,973.40 × 110,202.80
  4. Step 4: Simplify right side
    143,315.60x = 23,690,670,605.52
  5. Step 5: Solve for x
    x = 23,690,670,605.52/143,315.60
  6. Step 6: Final answer
    x = 165,304.20

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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.