Home / 84,326.36-126,511.40-44,851

Finding the Fourth Proportional to 84,326.36, 126,511.40 and 44,851

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Solution

The fourth proportional to 84,326.36, 126,511.40 and 44,851 is: 67,288.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,326.36 : 126,511.40 = 44,851 : x
  2. Step 2: Convert to fraction form
    84,326.36/126,511.40 = 44,851/x
  3. Step 3: Cross multiply
    84,326.36x = 126,511.40 × 44,851
  4. Step 4: Simplify right side
    84,326.36x = 5,674,162,801.40
  5. Step 5: Solve for x
    x = 5,674,162,801.40/84,326.36
  6. Step 6: Final answer
    x = 67,288.13

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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.