Home / 133,435.45-184,139.29-73,005.22

Finding the Fourth Proportional to 133,435.45, 184,139.29 and 73,005.22

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Solution

The fourth proportional to 133,435.45, 184,139.29 and 73,005.22 is: 100,746.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,435.45 : 184,139.29 = 73,005.22 : x
  2. Step 2: Convert to fraction form
    133,435.45/184,139.29 = 73,005.22/x
  3. Step 3: Cross multiply
    133,435.45x = 184,139.29 × 73,005.22
  4. Step 4: Simplify right side
    133,435.45x = 13,443,129,908.43
  5. Step 5: Solve for x
    x = 13,443,129,908.43/133,435.45
  6. Step 6: Final answer
    x = 100,746.31

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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.