Home / 64,084.56-96,123.93-21,968.38

Finding the Fourth Proportional to 64,084.56, 96,123.93 and 21,968.38

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Solution

The fourth proportional to 64,084.56, 96,123.93 and 21,968.38 is: 32,951.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,084.56 : 96,123.93 = 21,968.38 : x
  2. Step 2: Convert to fraction form
    64,084.56/96,123.93 = 21,968.38/x
  3. Step 3: Cross multiply
    64,084.56x = 96,123.93 × 21,968.38
  4. Step 4: Simplify right side
    64,084.56x = 2,111,687,021.33
  5. Step 5: Solve for x
    x = 2,111,687,021.33/64,084.56
  6. Step 6: Final answer
    x = 32,951.57

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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.