Home / 176,118.80-263,789.40-105,875.60

Finding the Fourth Proportional to 176,118.80, 263,789.40 and 105,875.60

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Solution

The fourth proportional to 176,118.80, 263,789.40 and 105,875.60 is: 158,579.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,118.80 : 263,789.40 = 105,875.60 : x
  2. Step 2: Convert to fraction form
    176,118.80/263,789.40 = 105,875.60/x
  3. Step 3: Cross multiply
    176,118.80x = 263,789.40 × 105,875.60
  4. Step 4: Simplify right side
    176,118.80x = 27,928,860,998.64
  5. Step 5: Solve for x
    x = 27,928,860,998.64/176,118.80
  6. Step 6: Final answer
    x = 158,579.67

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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.