Home / 119,253.83-178,769.57-40,312.85

Finding the Fourth Proportional to 119,253.83, 178,769.57 and 40,312.85

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Solution

The fourth proportional to 119,253.83, 178,769.57 and 40,312.85 is: 60,431.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,253.83 : 178,769.57 = 40,312.85 : x
  2. Step 2: Convert to fraction form
    119,253.83/178,769.57 = 40,312.85/x
  3. Step 3: Cross multiply
    119,253.83x = 178,769.57 × 40,312.85
  4. Step 4: Simplify right side
    119,253.83x = 7,206,709,764.56
  5. Step 5: Solve for x
    x = 7,206,709,764.56/119,253.83
  6. Step 6: Final answer
    x = 60,431.69

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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.