Home / 140,032.63-210,080.17-40,185.04

Finding the Fourth Proportional to 140,032.63, 210,080.17 and 40,185.04

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Solution

The fourth proportional to 140,032.63, 210,080.17 and 40,185.04 is: 60,286.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,032.63 : 210,080.17 = 40,185.04 : x
  2. Step 2: Convert to fraction form
    140,032.63/210,080.17 = 40,185.04/x
  3. Step 3: Cross multiply
    140,032.63x = 210,080.17 × 40,185.04
  4. Step 4: Simplify right side
    140,032.63x = 8,442,079,408.99
  5. Step 5: Solve for x
    x = 8,442,079,408.99/140,032.63
  6. Step 6: Final answer
    x = 60,286.52

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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.