Home / 220,296.08-329,729.18-118,953.24

Finding the Fourth Proportional to 220,296.08, 329,729.18 and 118,953.24

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Solution

The fourth proportional to 220,296.08, 329,729.18 and 118,953.24 is: 178,043.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,296.08 : 329,729.18 = 118,953.24 : x
  2. Step 2: Convert to fraction form
    220,296.08/329,729.18 = 118,953.24/x
  3. Step 3: Cross multiply
    220,296.08x = 329,729.18 × 118,953.24
  4. Step 4: Simplify right side
    220,296.08x = 39,222,354,283.54
  5. Step 5: Solve for x
    x = 39,222,354,283.54/220,296.08
  6. Step 6: Final answer
    x = 178,043.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.