Home / 140,912.70-211,379.04-56,673.32

Finding the Fourth Proportional to 140,912.70, 211,379.04 and 56,673.32

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Solution

The fourth proportional to 140,912.70, 211,379.04 and 56,673.32 is: 85,014.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,912.70 : 211,379.04 = 56,673.32 : x
  2. Step 2: Convert to fraction form
    140,912.70/211,379.04 = 56,673.32/x
  3. Step 3: Cross multiply
    140,912.70x = 211,379.04 × 56,673.32
  4. Step 4: Simplify right side
    140,912.70x = 11,979,551,975.21
  5. Step 5: Solve for x
    x = 11,979,551,975.21/140,912.70
  6. Step 6: Final answer
    x = 85,014.00

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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.