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Finding the Fourth Proportional to 194,667.44, 291,860.87 and 119,632.46

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Solution

The fourth proportional to 194,667.44, 291,860.87 and 119,632.46 is: 179,362.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,667.44 : 291,860.87 = 119,632.46 : x
  2. Step 2: Convert to fraction form
    194,667.44/291,860.87 = 119,632.46/x
  3. Step 3: Cross multiply
    194,667.44x = 291,860.87 × 119,632.46
  4. Step 4: Simplify right side
    194,667.44x = 34,916,031,798.37
  5. Step 5: Solve for x
    x = 34,916,031,798.37/194,667.44
  6. Step 6: Final answer
    x = 179,362.47

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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.