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Finding the Fourth Proportional to 209,298.33, 288,824.94 and 118,662.98

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Solution

The fourth proportional to 209,298.33, 288,824.94 and 118,662.98 is: 163,751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,298.33 : 288,824.94 = 118,662.98 : x
  2. Step 2: Convert to fraction form
    209,298.33/288,824.94 = 118,662.98/x
  3. Step 3: Cross multiply
    209,298.33x = 288,824.94 × 118,662.98
  4. Step 4: Simplify right side
    209,298.33x = 34,272,826,634.60
  5. Step 5: Solve for x
    x = 34,272,826,634.60/209,298.33
  6. Step 6: Final answer
    x = 163,751.08

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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.