Home / 146,968.47-220,416.93-68,007.24

Finding the Fourth Proportional to 146,968.47, 220,416.93 and 68,007.24

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Solution

The fourth proportional to 146,968.47, 220,416.93 and 68,007.24 is: 101,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,968.47 : 220,416.93 = 68,007.24 : x
  2. Step 2: Convert to fraction form
    146,968.47/220,416.93 = 68,007.24/x
  3. Step 3: Cross multiply
    146,968.47x = 220,416.93 × 68,007.24
  4. Step 4: Simplify right side
    146,968.47x = 14,989,947,058.57
  5. Step 5: Solve for x
    x = 14,989,947,058.57/146,968.47
  6. Step 6: Final answer
    x = 101,994.31

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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.