Home / 133,849.72-184,711.35-73,419.16

Finding the Fourth Proportional to 133,849.72, 184,711.35 and 73,419.16

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Solution

The fourth proportional to 133,849.72, 184,711.35 and 73,419.16 is: 101,317.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,849.72 : 184,711.35 = 73,419.16 : x
  2. Step 2: Convert to fraction form
    133,849.72/184,711.35 = 73,419.16/x
  3. Step 3: Cross multiply
    133,849.72x = 184,711.35 × 73,419.16
  4. Step 4: Simplify right side
    133,849.72x = 13,561,352,159.47
  5. Step 5: Solve for x
    x = 13,561,352,159.47/133,849.72
  6. Step 6: Final answer
    x = 101,317.75

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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.