Home / 82,601.64-123,841.71-26,409.51

Finding the Fourth Proportional to 82,601.64, 123,841.71 and 26,409.51

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Solution

The fourth proportional to 82,601.64, 123,841.71 and 26,409.51 is: 39,594.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,601.64 : 123,841.71 = 26,409.51 : x
  2. Step 2: Convert to fraction form
    82,601.64/123,841.71 = 26,409.51/x
  3. Step 3: Cross multiply
    82,601.64x = 123,841.71 × 26,409.51
  4. Step 4: Simplify right side
    82,601.64x = 3,270,598,878.66
  5. Step 5: Solve for x
    x = 3,270,598,878.66/82,601.64
  6. Step 6: Final answer
    x = 39,594.84

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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.