Home / 100,882.02-151,235.37-50,920.50

Finding the Fourth Proportional to 100,882.02, 151,235.37 and 50,920.50

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Solution

The fourth proportional to 100,882.02, 151,235.37 and 50,920.50 is: 76,336.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,882.02 : 151,235.37 = 50,920.50 : x
  2. Step 2: Convert to fraction form
    100,882.02/151,235.37 = 50,920.50/x
  3. Step 3: Cross multiply
    100,882.02x = 151,235.37 × 50,920.50
  4. Step 4: Simplify right side
    100,882.02x = 7,700,980,658.09
  5. Step 5: Solve for x
    x = 7,700,980,658.09/100,882.02
  6. Step 6: Final answer
    x = 76,336.50

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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.