Home / 134,974.22-186,261.04-73,717.87

Finding the Fourth Proportional to 134,974.22, 186,261.04 and 73,717.87

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Solution

The fourth proportional to 134,974.22, 186,261.04 and 73,717.87 is: 101,728.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,974.22 : 186,261.04 = 73,717.87 : x
  2. Step 2: Convert to fraction form
    134,974.22/186,261.04 = 73,717.87/x
  3. Step 3: Cross multiply
    134,974.22x = 186,261.04 × 73,717.87
  4. Step 4: Simplify right side
    134,974.22x = 13,730,767,132.78
  5. Step 5: Solve for x
    x = 13,730,767,132.78/134,974.22
  6. Step 6: Final answer
    x = 101,728.81

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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.