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Finding the Fourth Proportional to 143,369.01, 213,843.67 and 124,500.67

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Solution

The fourth proportional to 143,369.01, 213,843.67 and 124,500.67 is: 185,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,369.01 : 213,843.67 = 124,500.67 : x
  2. Step 2: Convert to fraction form
    143,369.01/213,843.67 = 124,500.67/x
  3. Step 3: Cross multiply
    143,369.01x = 213,843.67 × 124,500.67
  4. Step 4: Simplify right side
    143,369.01x = 26,623,679,344.40
  5. Step 5: Solve for x
    x = 26,623,679,344.40/143,369.01
  6. Step 6: Final answer
    x = 185,700.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.