Home / 82,904.58-124,381.17-26,743.64

Finding the Fourth Proportional to 82,904.58, 124,381.17 and 26,743.64

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Solution

The fourth proportional to 82,904.58, 124,381.17 and 26,743.64 is: 40,123.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,904.58 : 124,381.17 = 26,743.64 : x
  2. Step 2: Convert to fraction form
    82,904.58/124,381.17 = 26,743.64/x
  3. Step 3: Cross multiply
    82,904.58x = 124,381.17 × 26,743.64
  4. Step 4: Simplify right side
    82,904.58x = 3,326,404,611.35
  5. Step 5: Solve for x
    x = 3,326,404,611.35/82,904.58
  6. Step 6: Final answer
    x = 40,123.29

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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.