Home / 122,054.58-183,109.68-47,175.48

Finding the Fourth Proportional to 122,054.58, 183,109.68 and 47,175.48

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Solution

The fourth proportional to 122,054.58, 183,109.68 and 47,175.48 is: 70,773.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,054.58 : 183,109.68 = 47,175.48 : x
  2. Step 2: Convert to fraction form
    122,054.58/183,109.68 = 47,175.48/x
  3. Step 3: Cross multiply
    122,054.58x = 183,109.68 × 47,175.48
  4. Step 4: Simplify right side
    122,054.58x = 8,638,287,046.65
  5. Step 5: Solve for x
    x = 8,638,287,046.65/122,054.58
  6. Step 6: Final answer
    x = 70,773.97

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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.