Home / 122,451.39-183,621.63-43,567.68

Finding the Fourth Proportional to 122,451.39, 183,621.63 and 43,567.68

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Solution

The fourth proportional to 122,451.39, 183,621.63 and 43,567.68 is: 65,331.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,451.39 : 183,621.63 = 43,567.68 : x
  2. Step 2: Convert to fraction form
    122,451.39/183,621.63 = 43,567.68/x
  3. Step 3: Cross multiply
    122,451.39x = 183,621.63 × 43,567.68
  4. Step 4: Simplify right side
    122,451.39x = 7,999,968,416.92
  5. Step 5: Solve for x
    x = 7,999,968,416.92/122,451.39
  6. Step 6: Final answer
    x = 65,331.79

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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.