Home / 134,213.88-185,208.03-73,772.89

Finding the Fourth Proportional to 134,213.88, 185,208.03 and 73,772.89

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Solution

The fourth proportional to 134,213.88, 185,208.03 and 73,772.89 is: 101,802.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,213.88 : 185,208.03 = 73,772.89 : x
  2. Step 2: Convert to fraction form
    134,213.88/185,208.03 = 73,772.89/x
  3. Step 3: Cross multiply
    134,213.88x = 185,208.03 × 73,772.89
  4. Step 4: Simplify right side
    134,213.88x = 13,663,331,624.31
  5. Step 5: Solve for x
    x = 13,663,331,624.31/134,213.88
  6. Step 6: Final answer
    x = 101,802.67

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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.