Home / 133,566.81-184,326.37-73,143.19

Finding the Fourth Proportional to 133,566.81, 184,326.37 and 73,143.19

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Solution

The fourth proportional to 133,566.81, 184,326.37 and 73,143.19 is: 100,939.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,566.81 : 184,326.37 = 73,143.19 : x
  2. Step 2: Convert to fraction form
    133,566.81/184,326.37 = 73,143.19/x
  3. Step 3: Cross multiply
    133,566.81x = 184,326.37 × 73,143.19
  4. Step 4: Simplify right side
    133,566.81x = 13,482,218,702.92
  5. Step 5: Solve for x
    x = 13,482,218,702.92/133,566.81
  6. Step 6: Final answer
    x = 100,939.89

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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.