Home / 147,770.46-203,933.61-84,108.27

Finding the Fourth Proportional to 147,770.46, 203,933.61 and 84,108.27

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Solution

The fourth proportional to 147,770.46, 203,933.61 and 84,108.27 is: 116,075.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,770.46 : 203,933.61 = 84,108.27 : x
  2. Step 2: Convert to fraction form
    147,770.46/203,933.61 = 84,108.27/x
  3. Step 3: Cross multiply
    147,770.46x = 203,933.61 × 84,108.27
  4. Step 4: Simplify right side
    147,770.46x = 17,152,503,131.95
  5. Step 5: Solve for x
    x = 17,152,503,131.95/147,770.46
  6. Step 6: Final answer
    x = 116,075.32

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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.