Home / 57,072.33-78,580.94-51,823.53

Finding the Fourth Proportional to 57,072.33, 78,580.94 and 51,823.53

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Solution

The fourth proportional to 57,072.33, 78,580.94 and 51,823.53 is: 71,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,072.33 : 78,580.94 = 51,823.53 : x
  2. Step 2: Convert to fraction form
    57,072.33/78,580.94 = 51,823.53/x
  3. Step 3: Cross multiply
    57,072.33x = 78,580.94 × 51,823.53
  4. Step 4: Simplify right side
    57,072.33x = 4,072,341,442.40
  5. Step 5: Solve for x
    x = 4,072,341,442.40/57,072.33
  6. Step 6: Final answer
    x = 71,354.04

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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.