Home / 56,982.72-78,603.27-34,305.96

Finding the Fourth Proportional to 56,982.72, 78,603.27 and 34,305.96

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Solution

The fourth proportional to 56,982.72, 78,603.27 and 34,305.96 is: 47,322.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,982.72 : 78,603.27 = 34,305.96 : x
  2. Step 2: Convert to fraction form
    56,982.72/78,603.27 = 34,305.96/x
  3. Step 3: Cross multiply
    56,982.72x = 78,603.27 × 34,305.96
  4. Step 4: Simplify right side
    56,982.72x = 2,696,560,636.49
  5. Step 5: Solve for x
    x = 2,696,560,636.49/56,982.72
  6. Step 6: Final answer
    x = 47,322.43

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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.