Home / 174,001.02-261,003.06-68,820

Finding the Fourth Proportional to 174,001.02, 261,003.06 and 68,820

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Solution

The fourth proportional to 174,001.02, 261,003.06 and 68,820 is: 103,230.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,001.02 : 261,003.06 = 68,820 : x
  2. Step 2: Convert to fraction form
    174,001.02/261,003.06 = 68,820/x
  3. Step 3: Cross multiply
    174,001.02x = 261,003.06 × 68,820
  4. Step 4: Simplify right side
    174,001.02x = 17,962,230,589.20
  5. Step 5: Solve for x
    x = 17,962,230,589.20/174,001.02
  6. Step 6: Final answer
    x = 103,230.61

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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.