Home / 85,792.04-118,396.26-48,065

Finding the Fourth Proportional to 85,792.04, 118,396.26 and 48,065

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Solution

The fourth proportional to 85,792.04, 118,396.26 and 48,065 is: 66,331.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,792.04 : 118,396.26 = 48,065 : x
  2. Step 2: Convert to fraction form
    85,792.04/118,396.26 = 48,065/x
  3. Step 3: Cross multiply
    85,792.04x = 118,396.26 × 48,065
  4. Step 4: Simplify right side
    85,792.04x = 5,690,716,236.90
  5. Step 5: Solve for x
    x = 5,690,716,236.90/85,792.04
  6. Step 6: Final answer
    x = 66,331.52

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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.