Home / 56,743.54-85,115.22-56,661.46

Finding the Fourth Proportional to 56,743.54, 85,115.22 and 56,661.46

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Solution

The fourth proportional to 56,743.54, 85,115.22 and 56,661.46 is: 84,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,743.54 : 85,115.22 = 56,661.46 : x
  2. Step 2: Convert to fraction form
    56,743.54/85,115.22 = 56,661.46/x
  3. Step 3: Cross multiply
    56,743.54x = 85,115.22 × 56,661.46
  4. Step 4: Simplify right side
    56,743.54x = 4,822,752,633.42
  5. Step 5: Solve for x
    x = 4,822,752,633.42/56,743.54
  6. Step 6: Final answer
    x = 84,992.10

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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.