Home / 133,262.10-183,883.97-85,580.03

Finding the Fourth Proportional to 133,262.10, 183,883.97 and 85,580.03

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Solution

The fourth proportional to 133,262.10, 183,883.97 and 85,580.03 is: 118,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,262.10 : 183,883.97 = 85,580.03 : x
  2. Step 2: Convert to fraction form
    133,262.10/183,883.97 = 85,580.03/x
  3. Step 3: Cross multiply
    133,262.10x = 183,883.97 × 85,580.03
  4. Step 4: Simplify right side
    133,262.10x = 15,736,795,669.12
  5. Step 5: Solve for x
    x = 15,736,795,669.12/133,262.10
  6. Step 6: Final answer
    x = 118,089.06

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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.