Home / 211,175.43-316,760.44-51,252.67

Finding the Fourth Proportional to 211,175.43, 316,760.44 and 51,252.67

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Solution

The fourth proportional to 211,175.43, 316,760.44 and 51,252.67 is: 76,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,175.43 : 316,760.44 = 51,252.67 : x
  2. Step 2: Convert to fraction form
    211,175.43/316,760.44 = 51,252.67/x
  3. Step 3: Cross multiply
    211,175.43x = 316,760.44 × 51,252.67
  4. Step 4: Simplify right side
    211,175.43x = 16,234,818,300.37
  5. Step 5: Solve for x
    x = 16,234,818,300.37/211,175.43
  6. Step 6: Final answer
    x = 76,878.35

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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.