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Finding the Fourth Proportional to 134,043.26, 184,978.49 and 73,614.83

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Solution

The fourth proportional to 134,043.26, 184,978.49 and 73,614.83 is: 101,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,043.26 : 184,978.49 = 73,614.83 : x
  2. Step 2: Convert to fraction form
    134,043.26/184,978.49 = 73,614.83/x
  3. Step 3: Cross multiply
    134,043.26x = 184,978.49 × 73,614.83
  4. Step 4: Simplify right side
    134,043.26x = 13,617,158,802.04
  5. Step 5: Solve for x
    x = 13,617,158,802.04/134,043.26
  6. Step 6: Final answer
    x = 101,587.80

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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.