Home / 119,015.40-178,522.92-48,845.28

Finding the Fourth Proportional to 119,015.40, 178,522.92 and 48,845.28

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Solution

The fourth proportional to 119,015.40, 178,522.92 and 48,845.28 is: 73,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,015.40 : 178,522.92 = 48,845.28 : x
  2. Step 2: Convert to fraction form
    119,015.40/178,522.92 = 48,845.28/x
  3. Step 3: Cross multiply
    119,015.40x = 178,522.92 × 48,845.28
  4. Step 4: Simplify right side
    119,015.40x = 8,720,002,013.82
  5. Step 5: Solve for x
    x = 8,720,002,013.82/119,015.40
  6. Step 6: Final answer
    x = 73,267.85

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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.