Home / 122,206.72-183,339.24-43,327.84

Finding the Fourth Proportional to 122,206.72, 183,339.24 and 43,327.84

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Solution

The fourth proportional to 122,206.72, 183,339.24 and 43,327.84 is: 65,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,206.72 : 183,339.24 = 43,327.84 : x
  2. Step 2: Convert to fraction form
    122,206.72/183,339.24 = 43,327.84/x
  3. Step 3: Cross multiply
    122,206.72x = 183,339.24 × 43,327.84
  4. Step 4: Simplify right side
    122,206.72x = 7,943,693,256.44
  5. Step 5: Solve for x
    x = 7,943,693,256.44/122,206.72
  6. Step 6: Final answer
    x = 65,002.10

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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.