Home / 140,504.31-210,782.43-44,465.70

Finding the Fourth Proportional to 140,504.31, 210,782.43 and 44,465.70

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Solution

The fourth proportional to 140,504.31, 210,782.43 and 44,465.70 is: 66,706.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,504.31 : 210,782.43 = 44,465.70 : x
  2. Step 2: Convert to fraction form
    140,504.31/210,782.43 = 44,465.70/x
  3. Step 3: Cross multiply
    140,504.31x = 210,782.43 × 44,465.70
  4. Step 4: Simplify right side
    140,504.31x = 9,372,588,297.65
  5. Step 5: Solve for x
    x = 9,372,588,297.65/140,504.31
  6. Step 6: Final answer
    x = 66,706.77

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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.