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Finding the Fourth Proportional to 195,144.99, 292,737.56 and 73,667.84

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Solution

The fourth proportional to 195,144.99, 292,737.56 and 73,667.84 is: 110,509.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,144.99 : 292,737.56 = 73,667.84 : x
  2. Step 2: Convert to fraction form
    195,144.99/292,737.56 = 73,667.84/x
  3. Step 3: Cross multiply
    195,144.99x = 292,737.56 × 73,667.84
  4. Step 4: Simplify right side
    195,144.99x = 21,565,343,732.07
  5. Step 5: Solve for x
    x = 21,565,343,732.07/195,144.99
  6. Step 6: Final answer
    x = 110,509.34

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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.