Home / 100,402.24-150,503.52-50,329.48

Finding the Fourth Proportional to 100,402.24, 150,503.52 and 50,329.48

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Solution

The fourth proportional to 100,402.24, 150,503.52 and 50,329.48 is: 75,444.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,402.24 : 150,503.52 = 50,329.48 : x
  2. Step 2: Convert to fraction form
    100,402.24/150,503.52 = 50,329.48/x
  3. Step 3: Cross multiply
    100,402.24x = 150,503.52 × 50,329.48
  4. Step 4: Simplify right side
    100,402.24x = 7,574,763,899.77
  5. Step 5: Solve for x
    x = 7,574,763,899.77/100,402.24
  6. Step 6: Final answer
    x = 75,444.17

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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.