Home / 211,629.82-292,052.70-116,145.40

Finding the Fourth Proportional to 211,629.82, 292,052.70 and 116,145.40

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Solution

The fourth proportional to 211,629.82, 292,052.70 and 116,145.40 is: 160,282.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,629.82 : 292,052.70 = 116,145.40 : x
  2. Step 2: Convert to fraction form
    211,629.82/292,052.70 = 116,145.40/x
  3. Step 3: Cross multiply
    211,629.82x = 292,052.70 × 116,145.40
  4. Step 4: Simplify right side
    211,629.82x = 33,920,577,662.58
  5. Step 5: Solve for x
    x = 33,920,577,662.58/211,629.82
  6. Step 6: Final answer
    x = 160,282.60

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1.5x scale

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.