Home / 116,096.20-173,852.70-76,438.60

Finding the Fourth Proportional to 116,096.20, 173,852.70 and 76,438.60

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Solution

The fourth proportional to 116,096.20, 173,852.70 and 76,438.60 is: 114,465.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,096.20 : 173,852.70 = 76,438.60 : x
  2. Step 2: Convert to fraction form
    116,096.20/173,852.70 = 76,438.60/x
  3. Step 3: Cross multiply
    116,096.20x = 173,852.70 × 76,438.60
  4. Step 4: Simplify right side
    116,096.20x = 13,289,056,994.22
  5. Step 5: Solve for x
    x = 13,289,056,994.22/116,096.20
  6. Step 6: Final answer
    x = 114,465.91

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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.