Home / 146,656.54-219,940.80-76,497.58

Finding the Fourth Proportional to 146,656.54, 219,940.80 and 76,497.58

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Solution

The fourth proportional to 146,656.54, 219,940.80 and 76,497.58 is: 114,723.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,656.54 : 219,940.80 = 76,497.58 : x
  2. Step 2: Convert to fraction form
    146,656.54/219,940.80 = 76,497.58/x
  3. Step 3: Cross multiply
    146,656.54x = 219,940.80 × 76,497.58
  4. Step 4: Simplify right side
    146,656.54x = 16,824,938,943.26
  5. Step 5: Solve for x
    x = 16,824,938,943.26/146,656.54
  6. Step 6: Final answer
    x = 114,723.41

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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.