Home / 192,100.37-265,074.05-107,221.01

Finding the Fourth Proportional to 192,100.37, 265,074.05 and 107,221.01

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Solution

The fourth proportional to 192,100.37, 265,074.05 and 107,221.01 is: 147,951.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,100.37 : 265,074.05 = 107,221.01 : x
  2. Step 2: Convert to fraction form
    192,100.37/265,074.05 = 107,221.01/x
  3. Step 3: Cross multiply
    192,100.37x = 265,074.05 × 107,221.01
  4. Step 4: Simplify right side
    192,100.37x = 28,421,506,308.47
  5. Step 5: Solve for x
    x = 28,421,506,308.47/192,100.37
  6. Step 6: Final answer
    x = 147,951.34

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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.