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Finding the Fourth Proportional to 114,586.96, 171,948.48 and 61,995.28

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Solution

The fourth proportional to 114,586.96, 171,948.48 and 61,995.28 is: 93,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,586.96 : 171,948.48 = 61,995.28 : x
  2. Step 2: Convert to fraction form
    114,586.96/171,948.48 = 61,995.28/x
  3. Step 3: Cross multiply
    114,586.96x = 171,948.48 × 61,995.28
  4. Step 4: Simplify right side
    114,586.96x = 10,659,994,163.17
  5. Step 5: Solve for x
    x = 10,659,994,163.17/114,586.96
  6. Step 6: Final answer
    x = 93,029.73

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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.