Home / 134,242.82-185,255.79-73,817.34

Finding the Fourth Proportional to 134,242.82, 185,255.79 and 73,817.34

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Solution

The fourth proportional to 134,242.82, 185,255.79 and 73,817.34 is: 101,868.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,242.82 : 185,255.79 = 73,817.34 : x
  2. Step 2: Convert to fraction form
    134,242.82/185,255.79 = 73,817.34/x
  3. Step 3: Cross multiply
    134,242.82x = 185,255.79 × 73,817.34
  4. Step 4: Simplify right side
    134,242.82x = 13,675,090,123.16
  5. Step 5: Solve for x
    x = 13,675,090,123.16/134,242.82
  6. Step 6: Final answer
    x = 101,868.32

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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.