Home / 132,883.43-183,423.57-79,185.29

Finding the Fourth Proportional to 132,883.43, 183,423.57 and 79,185.29

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Solution

The fourth proportional to 132,883.43, 183,423.57 and 79,185.29 is: 109,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,883.43 : 183,423.57 = 79,185.29 : x
  2. Step 2: Convert to fraction form
    132,883.43/183,423.57 = 79,185.29/x
  3. Step 3: Cross multiply
    132,883.43x = 183,423.57 × 79,185.29
  4. Step 4: Simplify right side
    132,883.43x = 14,524,448,583.29
  5. Step 5: Solve for x
    x = 14,524,448,583.29/132,883.43
  6. Step 6: Final answer
    x = 109,302.18

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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.