Home / 145,717.56-201,084.39-82,058.04

Finding the Fourth Proportional to 145,717.56, 201,084.39 and 82,058.04

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Solution

The fourth proportional to 145,717.56, 201,084.39 and 82,058.04 is: 113,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,717.56 : 201,084.39 = 82,058.04 : x
  2. Step 2: Convert to fraction form
    145,717.56/201,084.39 = 82,058.04/x
  3. Step 3: Cross multiply
    145,717.56x = 201,084.39 × 82,058.04
  4. Step 4: Simplify right side
    145,717.56x = 16,500,590,918.00
  5. Step 5: Solve for x
    x = 16,500,590,918.00/145,717.56
  6. Step 6: Final answer
    x = 113,236.80

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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.