Home / 134,078.79-185,028.03-73,649.25

Finding the Fourth Proportional to 134,078.79, 185,028.03 and 73,649.25

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Solution

The fourth proportional to 134,078.79, 185,028.03 and 73,649.25 is: 101,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,078.79 : 185,028.03 = 73,649.25 : x
  2. Step 2: Convert to fraction form
    134,078.79/185,028.03 = 73,649.25/x
  3. Step 3: Cross multiply
    134,078.79x = 185,028.03 × 73,649.25
  4. Step 4: Simplify right side
    134,078.79x = 13,627,175,638.48
  5. Step 5: Solve for x
    x = 13,627,175,638.48/134,078.79
  6. Step 6: Final answer
    x = 101,635.58

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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.