Home / 132,515.43-182,939.04-102,232.77

Finding the Fourth Proportional to 132,515.43, 182,939.04 and 102,232.77

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Solution

The fourth proportional to 132,515.43, 182,939.04 and 102,232.77 is: 141,133.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,515.43 : 182,939.04 = 102,232.77 : x
  2. Step 2: Convert to fraction form
    132,515.43/182,939.04 = 102,232.77/x
  3. Step 3: Cross multiply
    132,515.43x = 182,939.04 × 102,232.77
  4. Step 4: Simplify right side
    132,515.43x = 18,702,364,800.34
  5. Step 5: Solve for x
    x = 18,702,364,800.34/132,515.43
  6. Step 6: Final answer
    x = 141,133.49

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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.