Home / 64,817.01-89,447.09-36,531.81

Finding the Fourth Proportional to 64,817.01, 89,447.09 and 36,531.81

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Solution

The fourth proportional to 64,817.01, 89,447.09 and 36,531.81 is: 50,413.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,817.01 : 89,447.09 = 36,531.81 : x
  2. Step 2: Convert to fraction form
    64,817.01/89,447.09 = 36,531.81/x
  3. Step 3: Cross multiply
    64,817.01x = 89,447.09 × 36,531.81
  4. Step 4: Simplify right side
    64,817.01x = 3,267,663,914.27
  5. Step 5: Solve for x
    x = 3,267,663,914.27/64,817.01
  6. Step 6: Final answer
    x = 50,413.68

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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.