Home / 56,982.43-85,498.70-30,322.14

Finding the Fourth Proportional to 56,982.43, 85,498.70 and 30,322.14

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Solution

The fourth proportional to 56,982.43, 85,498.70 and 30,322.14 is: 45,496.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,982.43 : 85,498.70 = 30,322.14 : x
  2. Step 2: Convert to fraction form
    56,982.43/85,498.70 = 30,322.14/x
  3. Step 3: Cross multiply
    56,982.43x = 85,498.70 × 30,322.14
  4. Step 4: Simplify right side
    56,982.43x = 2,592,503,551.22
  5. Step 5: Solve for x
    x = 2,592,503,551.22/56,982.43
  6. Step 6: Final answer
    x = 45,496.54

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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.