Home / 132,530.27-183,002.13-122,914.15

Finding the Fourth Proportional to 132,530.27, 183,002.13 and 122,914.15

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Solution

The fourth proportional to 132,530.27, 183,002.13 and 122,914.15 is: 169,723.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,530.27 : 183,002.13 = 122,914.15 : x
  2. Step 2: Convert to fraction form
    132,530.27/183,002.13 = 122,914.15/x
  3. Step 3: Cross multiply
    132,530.27x = 183,002.13 × 122,914.15
  4. Step 4: Simplify right side
    132,530.27x = 22,493,550,799.63
  5. Step 5: Solve for x
    x = 22,493,550,799.63/132,530.27
  6. Step 6: Final answer
    x = 169,723.88

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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.