Home / 68,047.08-102,057.25-64,671.47

Finding the Fourth Proportional to 68,047.08, 102,057.25 and 64,671.47

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Solution

The fourth proportional to 68,047.08, 102,057.25 and 64,671.47 is: 96,994.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,047.08 : 102,057.25 = 64,671.47 : x
  2. Step 2: Convert to fraction form
    68,047.08/102,057.25 = 64,671.47/x
  3. Step 3: Cross multiply
    68,047.08x = 102,057.25 × 64,671.47
  4. Step 4: Simplify right side
    68,047.08x = 6,600,192,381.66
  5. Step 5: Solve for x
    x = 6,600,192,381.66/68,047.08
  6. Step 6: Final answer
    x = 96,994.50

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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.