Home / 57,312.60-85,968.54-31,183.41

Finding the Fourth Proportional to 57,312.60, 85,968.54 and 31,183.41

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Solution

The fourth proportional to 57,312.60, 85,968.54 and 31,183.41 is: 46,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,312.60 : 85,968.54 = 31,183.41 : x
  2. Step 2: Convert to fraction form
    57,312.60/85,968.54 = 31,183.41/x
  3. Step 3: Cross multiply
    57,312.60x = 85,968.54 × 31,183.41
  4. Step 4: Simplify right side
    57,312.60x = 2,680,792,552.30
  5. Step 5: Solve for x
    x = 2,680,792,552.30/57,312.60
  6. Step 6: Final answer
    x = 46,774.93

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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.