Home / 134,202.50-185,201.79-73,775.69

Finding the Fourth Proportional to 134,202.50, 185,201.79 and 73,775.69

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Solution

The fourth proportional to 134,202.50, 185,201.79 and 73,775.69 is: 101,811.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,202.50 : 185,201.79 = 73,775.69 : x
  2. Step 2: Convert to fraction form
    134,202.50/185,201.79 = 73,775.69/x
  3. Step 3: Cross multiply
    134,202.50x = 185,201.79 × 73,775.69
  4. Step 4: Simplify right side
    134,202.50x = 13,663,389,846.49
  5. Step 5: Solve for x
    x = 13,663,389,846.49/134,202.50
  6. Step 6: Final answer
    x = 101,811.74

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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.