Home / 163,600.88-225,677.01-98,172.78

Finding the Fourth Proportional to 163,600.88, 225,677.01 and 98,172.78

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Solution

The fourth proportional to 163,600.88, 225,677.01 and 98,172.78 is: 135,423.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,600.88 : 225,677.01 = 98,172.78 : x
  2. Step 2: Convert to fraction form
    163,600.88/225,677.01 = 98,172.78/x
  3. Step 3: Cross multiply
    163,600.88x = 225,677.01 × 98,172.78
  4. Step 4: Simplify right side
    163,600.88x = 22,155,339,453.79
  5. Step 5: Solve for x
    x = 22,155,339,453.79/163,600.88
  6. Step 6: Final answer
    x = 135,423.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.