Home / 140,727.80-211,058.58-40,861.64

Finding the Fourth Proportional to 140,727.80, 211,058.58 and 40,861.64

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Solution

The fourth proportional to 140,727.80, 211,058.58 and 40,861.64 is: 61,282.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,727.80 : 211,058.58 = 40,861.64 : x
  2. Step 2: Convert to fraction form
    140,727.80/211,058.58 = 40,861.64/x
  3. Step 3: Cross multiply
    140,727.80x = 211,058.58 × 40,861.64
  4. Step 4: Simplify right side
    140,727.80x = 8,624,199,714.87
  5. Step 5: Solve for x
    x = 8,624,199,714.87/140,727.80
  6. Step 6: Final answer
    x = 61,282.84

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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.