Home / 56,866.63-78,450.58-32,979.46

Finding the Fourth Proportional to 56,866.63, 78,450.58 and 32,979.46

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Solution

The fourth proportional to 56,866.63, 78,450.58 and 32,979.46 is: 45,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,866.63 : 78,450.58 = 32,979.46 : x
  2. Step 2: Convert to fraction form
    56,866.63/78,450.58 = 32,979.46/x
  3. Step 3: Cross multiply
    56,866.63x = 78,450.58 × 32,979.46
  4. Step 4: Simplify right side
    56,866.63x = 2,587,257,765.09
  5. Step 5: Solve for x
    x = 2,587,257,765.09/56,866.63
  6. Step 6: Final answer
    x = 45,496.94

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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.