Home / 211,932.90-292,461.48-116,439.54

Finding the Fourth Proportional to 211,932.90, 292,461.48 and 116,439.54

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Solution

The fourth proportional to 211,932.90, 292,461.48 and 116,439.54 is: 160,683.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,932.90 : 292,461.48 = 116,439.54 : x
  2. Step 2: Convert to fraction form
    211,932.90/292,461.48 = 116,439.54/x
  3. Step 3: Cross multiply
    211,932.90x = 292,461.48 × 116,439.54
  4. Step 4: Simplify right side
    211,932.90x = 34,054,080,198.92
  5. Step 5: Solve for x
    x = 34,054,080,198.92/211,932.90
  6. Step 6: Final answer
    x = 160,683.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.