Home / 175,638.46-263,458.37-42,518.50

Finding the Fourth Proportional to 175,638.46, 263,458.37 and 42,518.50

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Solution

The fourth proportional to 175,638.46, 263,458.37 and 42,518.50 is: 63,777.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,638.46 : 263,458.37 = 42,518.50 : x
  2. Step 2: Convert to fraction form
    175,638.46/263,458.37 = 42,518.50/x
  3. Step 3: Cross multiply
    175,638.46x = 263,458.37 × 42,518.50
  4. Step 4: Simplify right side
    175,638.46x = 11,201,854,704.85
  5. Step 5: Solve for x
    x = 11,201,854,704.85/175,638.46
  6. Step 6: Final answer
    x = 63,777.91

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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.