Home / 140,176.86-210,297.48-40,337.88

Finding the Fourth Proportional to 140,176.86, 210,297.48 and 40,337.88

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Solution

The fourth proportional to 140,176.86, 210,297.48 and 40,337.88 is: 60,516.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,176.86 : 210,297.48 = 40,337.88 : x
  2. Step 2: Convert to fraction form
    140,176.86/210,297.48 = 40,337.88/x
  3. Step 3: Cross multiply
    140,176.86x = 210,297.48 × 40,337.88
  4. Step 4: Simplify right side
    140,176.86x = 8,482,954,512.54
  5. Step 5: Solve for x
    x = 8,482,954,512.54/140,176.86
  6. Step 6: Final answer
    x = 60,516.08

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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.