Home / 122,219.34-183,329.82-47,347.80

Finding the Fourth Proportional to 122,219.34, 183,329.82 and 47,347.80

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Solution

The fourth proportional to 122,219.34, 183,329.82 and 47,347.80 is: 71,022.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,219.34 : 183,329.82 = 47,347.80 : x
  2. Step 2: Convert to fraction form
    122,219.34/183,329.82 = 47,347.80/x
  3. Step 3: Cross multiply
    122,219.34x = 183,329.82 × 47,347.80
  4. Step 4: Simplify right side
    122,219.34x = 8,680,263,651.40
  5. Step 5: Solve for x
    x = 8,680,263,651.40/122,219.34
  6. Step 6: Final answer
    x = 71,022.01

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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.