Home / 56,286.98-84,346.91-31,292.64

Finding the Fourth Proportional to 56,286.98, 84,346.91 and 31,292.64

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Solution

The fourth proportional to 56,286.98, 84,346.91 and 31,292.64 is: 46,892.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,286.98 : 84,346.91 = 31,292.64 : x
  2. Step 2: Convert to fraction form
    56,286.98/84,346.91 = 31,292.64/x
  3. Step 3: Cross multiply
    56,286.98x = 84,346.91 × 31,292.64
  4. Step 4: Simplify right side
    56,286.98x = 2,639,437,489.74
  5. Step 5: Solve for x
    x = 2,639,437,489.74/56,286.98
  6. Step 6: Final answer
    x = 46,892.51

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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.