Home / 133,828.70-184,682.03-72,573.93

Finding the Fourth Proportional to 133,828.70, 184,682.03 and 72,573.93

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Solution

The fourth proportional to 133,828.70, 184,682.03 and 72,573.93 is: 100,151.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,828.70 : 184,682.03 = 72,573.93 : x
  2. Step 2: Convert to fraction form
    133,828.70/184,682.03 = 72,573.93/x
  3. Step 3: Cross multiply
    133,828.70x = 184,682.03 × 72,573.93
  4. Step 4: Simplify right side
    133,828.70x = 13,403,100,354.61
  5. Step 5: Solve for x
    x = 13,403,100,354.61/133,828.70
  6. Step 6: Final answer
    x = 100,151.17

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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.