Home / 221,946.44-306,199.86-141,359.48

Finding the Fourth Proportional to 221,946.44, 306,199.86 and 141,359.48

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Solution

The fourth proportional to 221,946.44, 306,199.86 and 141,359.48 is: 195,021.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,946.44 : 306,199.86 = 141,359.48 : x
  2. Step 2: Convert to fraction form
    221,946.44/306,199.86 = 141,359.48/x
  3. Step 3: Cross multiply
    221,946.44x = 306,199.86 × 141,359.48
  4. Step 4: Simplify right side
    221,946.44x = 43,284,252,985.67
  5. Step 5: Solve for x
    x = 43,284,252,985.67/221,946.44
  6. Step 6: Final answer
    x = 195,021.16

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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.