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Finding the Fourth Proportional to 133,349.56, 184,022.44 and 75,987.24

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Solution

The fourth proportional to 133,349.56, 184,022.44 and 75,987.24 is: 104,862.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,349.56 : 184,022.44 = 75,987.24 : x
  2. Step 2: Convert to fraction form
    133,349.56/184,022.44 = 75,987.24/x
  3. Step 3: Cross multiply
    133,349.56x = 184,022.44 × 75,987.24
  4. Step 4: Simplify right side
    133,349.56x = 13,983,357,313.67
  5. Step 5: Solve for x
    x = 13,983,357,313.67/133,349.56
  6. Step 6: Final answer
    x = 104,862.42

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1.5x scale

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.