Home / 85,972.04-118,649.94-48,246.44

Finding the Fourth Proportional to 85,972.04, 118,649.94 and 48,246.44

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Solution

The fourth proportional to 85,972.04, 118,649.94 and 48,246.44 is: 66,584.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,972.04 : 118,649.94 = 48,246.44 : x
  2. Step 2: Convert to fraction form
    85,972.04/118,649.94 = 48,246.44/x
  3. Step 3: Cross multiply
    85,972.04x = 118,649.94 × 48,246.44
  4. Step 4: Simplify right side
    85,972.04x = 5,724,437,211.21
  5. Step 5: Solve for x
    x = 5,724,437,211.21/85,972.04
  6. Step 6: Final answer
    x = 66,584.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.