Home / 175,905.74-263,858.83-42,785.08

Finding the Fourth Proportional to 175,905.74, 263,858.83 and 42,785.08

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Solution

The fourth proportional to 175,905.74, 263,858.83 and 42,785.08 is: 64,177.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,905.74 : 263,858.83 = 42,785.08 : x
  2. Step 2: Convert to fraction form
    175,905.74/263,858.83 = 42,785.08/x
  3. Step 3: Cross multiply
    175,905.74x = 263,858.83 × 42,785.08
  4. Step 4: Simplify right side
    175,905.74x = 11,289,220,383.65
  5. Step 5: Solve for x
    x = 11,289,220,383.65/175,905.74
  6. Step 6: Final answer
    x = 64,177.67

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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.