Home / 133,761.68-184,587.36-73,329.20

Finding the Fourth Proportional to 133,761.68, 184,587.36 and 73,329.20

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Solution

The fourth proportional to 133,761.68, 184,587.36 and 73,329.20 is: 101,192.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,761.68 : 184,587.36 = 73,329.20 : x
  2. Step 2: Convert to fraction form
    133,761.68/184,587.36 = 73,329.20/x
  3. Step 3: Cross multiply
    133,761.68x = 184,587.36 × 73,329.20
  4. Step 4: Simplify right side
    133,761.68x = 13,535,643,438.91
  5. Step 5: Solve for x
    x = 13,535,643,438.91/133,761.68
  6. Step 6: Final answer
    x = 101,192.24

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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.