Home / 89,237.33-133,812.93-51,806.82

Finding the Fourth Proportional to 89,237.33, 133,812.93 and 51,806.82

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Solution

The fourth proportional to 89,237.33, 133,812.93 and 51,806.82 is: 77,685.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,237.33 : 133,812.93 = 51,806.82 : x
  2. Step 2: Convert to fraction form
    89,237.33/133,812.93 = 51,806.82/x
  3. Step 3: Cross multiply
    89,237.33x = 133,812.93 × 51,806.82
  4. Step 4: Simplify right side
    89,237.33x = 6,932,422,378.18
  5. Step 5: Solve for x
    x = 6,932,422,378.18/89,237.33
  6. Step 6: Final answer
    x = 77,685.23

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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.