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Finding the Fourth Proportional to 58,806.09, 88,222.37 and 19,361.79

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Solution

The fourth proportional to 58,806.09, 88,222.37 and 19,361.79 is: 29,047.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,806.09 : 88,222.37 = 19,361.79 : x
  2. Step 2: Convert to fraction form
    58,806.09/88,222.37 = 19,361.79/x
  3. Step 3: Cross multiply
    58,806.09x = 88,222.37 × 19,361.79
  4. Step 4: Simplify right side
    58,806.09x = 1,708,142,904.43
  5. Step 5: Solve for x
    x = 1,708,142,904.43/58,806.09
  6. Step 6: Final answer
    x = 29,047.04

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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.