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Finding the Fourth Proportional to 134,030, 201,028.80 and 44,068.16

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Solution

The fourth proportional to 134,030, 201,028.80 and 44,068.16 is: 66,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,030 : 201,028.80 = 44,068.16 : x
  2. Step 2: Convert to fraction form
    134,030/201,028.80 = 44,068.16/x
  3. Step 3: Cross multiply
    134,030x = 201,028.80 × 44,068.16
  4. Step 4: Simplify right side
    134,030x = 8,858,969,323.01
  5. Step 5: Solve for x
    x = 8,858,969,323.01/134,030
  6. Step 6: Final answer
    x = 66,096.91

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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.