Home / 133,150.96-183,748.53-75,788.38

Finding the Fourth Proportional to 133,150.96, 183,748.53 and 75,788.38

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Solution

The fourth proportional to 133,150.96, 183,748.53 and 75,788.38 is: 104,588.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,150.96 : 183,748.53 = 75,788.38 : x
  2. Step 2: Convert to fraction form
    133,150.96/183,748.53 = 75,788.38/x
  3. Step 3: Cross multiply
    133,150.96x = 183,748.53 × 75,788.38
  4. Step 4: Simplify right side
    133,150.96x = 13,926,003,416.08
  5. Step 5: Solve for x
    x = 13,926,003,416.08/133,150.96
  6. Step 6: Final answer
    x = 104,588.08

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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.