Home / 76,450.20-114,675.30-60,703.80

Finding the Fourth Proportional to 76,450.20, 114,675.30 and 60,703.80

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Solution

The fourth proportional to 76,450.20, 114,675.30 and 60,703.80 is: 91,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,450.20 : 114,675.30 = 60,703.80 : x
  2. Step 2: Convert to fraction form
    76,450.20/114,675.30 = 60,703.80/x
  3. Step 3: Cross multiply
    76,450.20x = 114,675.30 × 60,703.80
  4. Step 4: Simplify right side
    76,450.20x = 6,961,226,476.14
  5. Step 5: Solve for x
    x = 6,961,226,476.14/76,450.20
  6. Step 6: Final answer
    x = 91,055.70

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1.5x scale

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.