Home / 109,289.29-163,819.07-50,076.27

Finding the Fourth Proportional to 109,289.29, 163,819.07 and 50,076.27

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Solution

The fourth proportional to 109,289.29, 163,819.07 and 50,076.27 is: 75,061.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,289.29 : 163,819.07 = 50,076.27 : x
  2. Step 2: Convert to fraction form
    109,289.29/163,819.07 = 50,076.27/x
  3. Step 3: Cross multiply
    109,289.29x = 163,819.07 × 50,076.27
  4. Step 4: Simplify right side
    109,289.29x = 8,203,447,980.47
  5. Step 5: Solve for x
    x = 8,203,447,980.47/109,289.29
  6. Step 6: Final answer
    x = 75,061.77

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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.