Home / 140,452.96-210,648.24-40,591.36

Finding the Fourth Proportional to 140,452.96, 210,648.24 and 40,591.36

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Solution

The fourth proportional to 140,452.96, 210,648.24 and 40,591.36 is: 60,878.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,452.96 : 210,648.24 = 40,591.36 : x
  2. Step 2: Convert to fraction form
    140,452.96/210,648.24 = 40,591.36/x
  3. Step 3: Cross multiply
    140,452.96x = 210,648.24 × 40,591.36
  4. Step 4: Simplify right side
    140,452.96x = 8,550,498,543.21
  5. Step 5: Solve for x
    x = 8,550,498,543.21/140,452.96
  6. Step 6: Final answer
    x = 60,878.02

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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.