Home / 54,929.10-75,802.26-29,778.60

Finding the Fourth Proportional to 54,929.10, 75,802.26 and 29,778.60

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Solution

The fourth proportional to 54,929.10, 75,802.26 and 29,778.60 is: 41,094.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,929.10 : 75,802.26 = 29,778.60 : x
  2. Step 2: Convert to fraction form
    54,929.10/75,802.26 = 29,778.60/x
  3. Step 3: Cross multiply
    54,929.10x = 75,802.26 × 29,778.60
  4. Step 4: Simplify right side
    54,929.10x = 2,257,285,179.64
  5. Step 5: Solve for x
    x = 2,257,285,179.64/54,929.10
  6. Step 6: Final answer
    x = 41,094.52

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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.