Home / 82,844.40-124,266.60-26,684.40

Finding the Fourth Proportional to 82,844.40, 124,266.60 and 26,684.40

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Solution

The fourth proportional to 82,844.40, 124,266.60 and 26,684.40 is: 40,026.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,844.40 : 124,266.60 = 26,684.40 : x
  2. Step 2: Convert to fraction form
    82,844.40/124,266.60 = 26,684.40/x
  3. Step 3: Cross multiply
    82,844.40x = 124,266.60 × 26,684.40
  4. Step 4: Simplify right side
    82,844.40x = 3,315,979,661.04
  5. Step 5: Solve for x
    x = 3,315,979,661.04/82,844.40
  6. Step 6: Final answer
    x = 40,026.60

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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.