Home / 150,749.58-208,035.35-82,769.52

Finding the Fourth Proportional to 150,749.58, 208,035.35 and 82,769.52

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Solution

The fourth proportional to 150,749.58, 208,035.35 and 82,769.52 is: 114,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,749.58 : 208,035.35 = 82,769.52 : x
  2. Step 2: Convert to fraction form
    150,749.58/208,035.35 = 82,769.52/x
  3. Step 3: Cross multiply
    150,749.58x = 208,035.35 × 82,769.52
  4. Step 4: Simplify right side
    150,749.58x = 17,218,986,062.53
  5. Step 5: Solve for x
    x = 17,218,986,062.53/150,749.58
  6. Step 6: Final answer
    x = 114,222.45

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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.