Home / 133,025.93-183,579.68-72,600.46

Finding the Fourth Proportional to 133,025.93, 183,579.68 and 72,600.46

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Solution

The fourth proportional to 133,025.93, 183,579.68 and 72,600.46 is: 100,190.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,025.93 : 183,579.68 = 72,600.46 : x
  2. Step 2: Convert to fraction form
    133,025.93/183,579.68 = 72,600.46/x
  3. Step 3: Cross multiply
    133,025.93x = 183,579.68 × 72,600.46
  4. Step 4: Simplify right side
    133,025.93x = 13,327,967,933.75
  5. Step 5: Solve for x
    x = 13,327,967,933.75/133,025.93
  6. Step 6: Final answer
    x = 100,190.75

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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.