Home / 56,676.10-78,222.81-32,815.93

Finding the Fourth Proportional to 56,676.10, 78,222.81 and 32,815.93

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Solution

The fourth proportional to 56,676.10, 78,222.81 and 32,815.93 is: 45,291.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,676.10 : 78,222.81 = 32,815.93 : x
  2. Step 2: Convert to fraction form
    56,676.10/78,222.81 = 32,815.93/x
  3. Step 3: Cross multiply
    56,676.10x = 78,222.81 × 32,815.93
  4. Step 4: Simplify right side
    56,676.10x = 2,566,954,257.36
  5. Step 5: Solve for x
    x = 2,566,954,257.36/56,676.10
  6. Step 6: Final answer
    x = 45,291.65

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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.