Home / 208,763.58-288,092.48-113,268.22

Finding the Fourth Proportional to 208,763.58, 288,092.48 and 113,268.22

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Solution

The fourth proportional to 208,763.58, 288,092.48 and 113,268.22 is: 156,309.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,763.58 : 288,092.48 = 113,268.22 : x
  2. Step 2: Convert to fraction form
    208,763.58/288,092.48 = 113,268.22/x
  3. Step 3: Cross multiply
    208,763.58x = 288,092.48 × 113,268.22
  4. Step 4: Simplify right side
    208,763.58x = 32,631,722,404.99
  5. Step 5: Solve for x
    x = 32,631,722,404.99/208,763.58
  6. Step 6: Final answer
    x = 156,309.46

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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.