Home / 147,687.56-221,476.62-52,902.98

Finding the Fourth Proportional to 147,687.56, 221,476.62 and 52,902.98

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Solution

The fourth proportional to 147,687.56, 221,476.62 and 52,902.98 is: 79,334.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,687.56 : 221,476.62 = 52,902.98 : x
  2. Step 2: Convert to fraction form
    147,687.56/221,476.62 = 52,902.98/x
  3. Step 3: Cross multiply
    147,687.56x = 221,476.62 × 52,902.98
  4. Step 4: Simplify right side
    147,687.56x = 11,716,773,198.33
  5. Step 5: Solve for x
    x = 11,716,773,198.33/147,687.56
  6. Step 6: Final answer
    x = 79,334.87

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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.