Home / 150,501.76-225,877.20-75,643.36

Finding the Fourth Proportional to 150,501.76, 225,877.20 and 75,643.36

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Solution

The fourth proportional to 150,501.76, 225,877.20 and 75,643.36 is: 113,527.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,501.76 : 225,877.20 = 75,643.36 : x
  2. Step 2: Convert to fraction form
    150,501.76/225,877.20 = 75,643.36/x
  3. Step 3: Cross multiply
    150,501.76x = 225,877.20 × 75,643.36
  4. Step 4: Simplify right side
    150,501.76x = 17,086,110,355.39
  5. Step 5: Solve for x
    x = 17,086,110,355.39/150,501.76
  6. Step 6: Final answer
    x = 113,527.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.