Home / 284,879.10-426,968.73-159,957.66

Finding the Fourth Proportional to 284,879.10, 426,968.73 and 159,957.66

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Solution

The fourth proportional to 284,879.10, 426,968.73 and 159,957.66 is: 239,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,879.10 : 426,968.73 = 159,957.66 : x
  2. Step 2: Convert to fraction form
    284,879.10/426,968.73 = 159,957.66/x
  3. Step 3: Cross multiply
    284,879.10x = 426,968.73 × 159,957.66
  4. Step 4: Simplify right side
    284,879.10x = 68,296,918,943.97
  5. Step 5: Solve for x
    x = 68,296,918,943.97/284,879.10
  6. Step 6: Final answer
    x = 239,740.01

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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.