Home / 143,527.24-198,071.94-83,092.30

Finding the Fourth Proportional to 143,527.24, 198,071.94 and 83,092.30

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Solution

The fourth proportional to 143,527.24, 198,071.94 and 83,092.30 is: 114,669.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,527.24 : 198,071.94 = 83,092.30 : x
  2. Step 2: Convert to fraction form
    143,527.24/198,071.94 = 83,092.30/x
  3. Step 3: Cross multiply
    143,527.24x = 198,071.94 × 83,092.30
  4. Step 4: Simplify right side
    143,527.24x = 16,458,253,060.06
  5. Step 5: Solve for x
    x = 16,458,253,060.06/143,527.24
  6. Step 6: Final answer
    x = 114,669.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.