Home / 119,051.40-178,576.92-48,881.28

Finding the Fourth Proportional to 119,051.40, 178,576.92 and 48,881.28

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Solution

The fourth proportional to 119,051.40, 178,576.92 and 48,881.28 is: 73,321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,051.40 : 178,576.92 = 48,881.28 : x
  2. Step 2: Convert to fraction form
    119,051.40/178,576.92 = 48,881.28/x
  3. Step 3: Cross multiply
    119,051.40x = 178,576.92 × 48,881.28
  4. Step 4: Simplify right side
    119,051.40x = 8,729,068,428.06
  5. Step 5: Solve for x
    x = 8,729,068,428.06/119,051.40
  6. Step 6: Final answer
    x = 73,321.85

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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.