Home / 132,678.90-182,785.41-92,323.35

Finding the Fourth Proportional to 132,678.90, 182,785.41 and 92,323.35

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Solution

The fourth proportional to 132,678.90, 182,785.41 and 92,323.35 is: 127,189.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,678.90 : 182,785.41 = 92,323.35 : x
  2. Step 2: Convert to fraction form
    132,678.90/182,785.41 = 92,323.35/x
  3. Step 3: Cross multiply
    132,678.90x = 182,785.41 × 92,323.35
  4. Step 4: Simplify right side
    132,678.90x = 16,875,361,382.32
  5. Step 5: Solve for x
    x = 16,875,361,382.32/132,678.90
  6. Step 6: Final answer
    x = 127,189.49

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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.