Home / 143,266.14-214,765.57-48,430.38

Finding the Fourth Proportional to 143,266.14, 214,765.57 and 48,430.38

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Solution

The fourth proportional to 143,266.14, 214,765.57 and 48,430.38 is: 72,600.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,266.14 : 214,765.57 = 48,430.38 : x
  2. Step 2: Convert to fraction form
    143,266.14/214,765.57 = 48,430.38/x
  3. Step 3: Cross multiply
    143,266.14x = 214,765.57 × 48,430.38
  4. Step 4: Simplify right side
    143,266.14x = 10,401,178,166.02
  5. Step 5: Solve for x
    x = 10,401,178,166.02/143,266.14
  6. Step 6: Final answer
    x = 72,600.39

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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.