Home / 192,005.02-264,965.07-105,964.80

Finding the Fourth Proportional to 192,005.02, 264,965.07 and 105,964.80

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Solution

The fourth proportional to 192,005.02, 264,965.07 and 105,964.80 is: 146,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,005.02 : 264,965.07 = 105,964.80 : x
  2. Step 2: Convert to fraction form
    192,005.02/264,965.07 = 105,964.80/x
  3. Step 3: Cross multiply
    192,005.02x = 264,965.07 × 105,964.80
  4. Step 4: Simplify right side
    192,005.02x = 28,076,970,649.54
  5. Step 5: Solve for x
    x = 28,076,970,649.54/192,005.02
  6. Step 6: Final answer
    x = 146,230.40

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1.5x scale

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.