Home / 211,629.06-292,051.68-116,144.64

Finding the Fourth Proportional to 211,629.06, 292,051.68 and 116,144.64

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Solution

The fourth proportional to 211,629.06, 292,051.68 and 116,144.64 is: 160,281.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,629.06 : 292,051.68 = 116,144.64 : x
  2. Step 2: Convert to fraction form
    211,629.06/292,051.68 = 116,144.64/x
  3. Step 3: Cross multiply
    211,629.06x = 292,051.68 × 116,144.64
  4. Step 4: Simplify right side
    211,629.06x = 33,920,237,235.00
  5. Step 5: Solve for x
    x = 33,920,237,235.00/211,629.06
  6. Step 6: Final answer
    x = 160,281.57

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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.