Home / 136,367.22-188,173.35-75,935.55

Finding the Fourth Proportional to 136,367.22, 188,173.35 and 75,935.55

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Solution

The fourth proportional to 136,367.22, 188,173.35 and 75,935.55 is: 104,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,367.22 : 188,173.35 = 75,935.55 : x
  2. Step 2: Convert to fraction form
    136,367.22/188,173.35 = 75,935.55/x
  3. Step 3: Cross multiply
    136,367.22x = 188,173.35 × 75,935.55
  4. Step 4: Simplify right side
    136,367.22x = 14,289,046,827.59
  5. Step 5: Solve for x
    x = 14,289,046,827.59/136,367.22
  6. Step 6: Final answer
    x = 104,783.59

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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.