Home / 213,009.55-293,954.97-117,522.70

Finding the Fourth Proportional to 213,009.55, 293,954.97 and 117,522.70

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Solution

The fourth proportional to 213,009.55, 293,954.97 and 117,522.70 is: 162,182.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,009.55 : 293,954.97 = 117,522.70 : x
  2. Step 2: Convert to fraction form
    213,009.55/293,954.97 = 117,522.70/x
  3. Step 3: Cross multiply
    213,009.55x = 293,954.97 × 117,522.70
  4. Step 4: Simplify right side
    213,009.55x = 34,546,381,458.64
  5. Step 5: Solve for x
    x = 34,546,381,458.64/213,009.55
  6. Step 6: Final answer
    x = 162,182.31

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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.