Home / 212,729.77-293,567.08-117,236.46

Finding the Fourth Proportional to 212,729.77, 293,567.08 and 117,236.46

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Solution

The fourth proportional to 212,729.77, 293,567.08 and 117,236.46 is: 161,786.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,729.77 : 293,567.08 = 117,236.46 : x
  2. Step 2: Convert to fraction form
    212,729.77/293,567.08 = 117,236.46/x
  3. Step 3: Cross multiply
    212,729.77x = 293,567.08 × 117,236.46
  4. Step 4: Simplify right side
    212,729.77x = 34,416,765,231.74
  5. Step 5: Solve for x
    x = 34,416,765,231.74/212,729.77
  6. Step 6: Final answer
    x = 161,786.31

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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.