Home / 134,972.00-202,580.78-71,845.19

Finding the Fourth Proportional to 134,972.00, 202,580.78 and 71,845.19

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Solution

The fourth proportional to 134,972.00, 202,580.78 and 71,845.19 is: 107,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,972.00 : 202,580.78 = 71,845.19 : x
  2. Step 2: Convert to fraction form
    134,972.00/202,580.78 = 71,845.19/x
  3. Step 3: Cross multiply
    134,972.00x = 202,580.78 × 71,845.19
  4. Step 4: Simplify right side
    134,972.00x = 14,554,453,257.32
  5. Step 5: Solve for x
    x = 14,554,453,257.32/134,972.00
  6. Step 6: Final answer
    x = 107,833.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.