Home / 55,292.00-76,296.26-31,411.98

Finding the Fourth Proportional to 55,292.00, 76,296.26 and 31,411.98

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Solution

The fourth proportional to 55,292.00, 76,296.26 and 31,411.98 is: 43,344.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,292.00 : 76,296.26 = 31,411.98 : x
  2. Step 2: Convert to fraction form
    55,292.00/76,296.26 = 31,411.98/x
  3. Step 3: Cross multiply
    55,292.00x = 76,296.26 × 31,411.98
  4. Step 4: Simplify right side
    55,292.00x = 2,396,616,671.72
  5. Step 5: Solve for x
    x = 2,396,616,671.72/55,292.00
  6. Step 6: Final answer
    x = 43,344.73

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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.