Home / 150,865.86-225,954.30-72,035.46

Finding the Fourth Proportional to 150,865.86, 225,954.30 and 72,035.46

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Solution

The fourth proportional to 150,865.86, 225,954.30 and 72,035.46 is: 107,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,865.86 : 225,954.30 = 72,035.46 : x
  2. Step 2: Convert to fraction form
    150,865.86/225,954.30 = 72,035.46/x
  3. Step 3: Cross multiply
    150,865.86x = 225,954.30 × 72,035.46
  4. Step 4: Simplify right side
    150,865.86x = 16,276,721,939.48
  5. Step 5: Solve for x
    x = 16,276,721,939.48/150,865.86
  6. Step 6: Final answer
    x = 107,888.70

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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.