Home / 166,878.30-250,319.03-40,519.67

Finding the Fourth Proportional to 166,878.30, 250,319.03 and 40,519.67

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Solution

The fourth proportional to 166,878.30, 250,319.03 and 40,519.67 is: 60,779.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,878.30 : 250,319.03 = 40,519.67 : x
  2. Step 2: Convert to fraction form
    166,878.30/250,319.03 = 40,519.67/x
  3. Step 3: Cross multiply
    166,878.30x = 250,319.03 × 40,519.67
  4. Step 4: Simplify right side
    166,878.30x = 10,142,844,490.32
  5. Step 5: Solve for x
    x = 10,142,844,490.32/166,878.30
  6. Step 6: Final answer
    x = 60,779.89

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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.