Home / 208,944.52-288,335.35-113,449.03

Finding the Fourth Proportional to 208,944.52, 288,335.35 and 113,449.03

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Solution

The fourth proportional to 208,944.52, 288,335.35 and 113,449.03 is: 156,555.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,944.52 : 288,335.35 = 113,449.03 : x
  2. Step 2: Convert to fraction form
    208,944.52/288,335.35 = 113,449.03/x
  3. Step 3: Cross multiply
    208,944.52x = 288,335.35 × 113,449.03
  4. Step 4: Simplify right side
    208,944.52x = 32,711,365,772.21
  5. Step 5: Solve for x
    x = 32,711,365,772.21/208,944.52
  6. Step 6: Final answer
    x = 156,555.27

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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.