Home / 134,407.18-185,481.90-73,153.81

Finding the Fourth Proportional to 134,407.18, 185,481.90 and 73,153.81

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Solution

The fourth proportional to 134,407.18, 185,481.90 and 73,153.81 is: 100,952.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,407.18 : 185,481.90 = 73,153.81 : x
  2. Step 2: Convert to fraction form
    134,407.18/185,481.90 = 73,153.81/x
  3. Step 3: Cross multiply
    134,407.18x = 185,481.90 × 73,153.81
  4. Step 4: Simplify right side
    134,407.18x = 13,568,708,100.67
  5. Step 5: Solve for x
    x = 13,568,708,100.67/134,407.18
  6. Step 6: Final answer
    x = 100,952.25

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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.