Home / 68,128.02-102,044.34-32,994

Finding the Fourth Proportional to 68,128.02, 102,044.34 and 32,994

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Solution

The fourth proportional to 68,128.02, 102,044.34 and 32,994 is: 49,419.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,128.02 : 102,044.34 = 32,994 : x
  2. Step 2: Convert to fraction form
    68,128.02/102,044.34 = 32,994/x
  3. Step 3: Cross multiply
    68,128.02x = 102,044.34 × 32,994
  4. Step 4: Simplify right side
    68,128.02x = 3,366,850,953.96
  5. Step 5: Solve for x
    x = 3,366,850,953.96/68,128.02
  6. Step 6: Final answer
    x = 49,419.47

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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.