Home / 56,884.42-85,212.39-28,335.38

Finding the Fourth Proportional to 56,884.42, 85,212.39 and 28,335.38

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Solution

The fourth proportional to 56,884.42, 85,212.39 and 28,335.38 is: 42,446.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,884.42 : 85,212.39 = 28,335.38 : x
  2. Step 2: Convert to fraction form
    56,884.42/85,212.39 = 28,335.38/x
  3. Step 3: Cross multiply
    56,884.42x = 85,212.39 × 28,335.38
  4. Step 4: Simplify right side
    56,884.42x = 2,414,525,451.36
  5. Step 5: Solve for x
    x = 2,414,525,451.36/56,884.42
  6. Step 6: Final answer
    x = 42,446.17

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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.