Home / 68,239.02-102,339.09-43,241.34

Finding the Fourth Proportional to 68,239.02, 102,339.09 and 43,241.34

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Solution

The fourth proportional to 68,239.02, 102,339.09 and 43,241.34 is: 64,849.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,239.02 : 102,339.09 = 43,241.34 : x
  2. Step 2: Convert to fraction form
    68,239.02/102,339.09 = 43,241.34/x
  3. Step 3: Cross multiply
    68,239.02x = 102,339.09 × 43,241.34
  4. Step 4: Simplify right side
    68,239.02x = 4,425,279,385.98
  5. Step 5: Solve for x
    x = 4,425,279,385.98/68,239.02
  6. Step 6: Final answer
    x = 64,849.69

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1.5x scale

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.