Home / 53,406.18-80,084.66-31,226.36

Finding the Fourth Proportional to 53,406.18, 80,084.66 and 31,226.36

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Solution

The fourth proportional to 53,406.18, 80,084.66 and 31,226.36 is: 46,825.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,406.18 : 80,084.66 = 31,226.36 : x
  2. Step 2: Convert to fraction form
    53,406.18/80,084.66 = 31,226.36/x
  3. Step 3: Cross multiply
    53,406.18x = 80,084.66 × 31,226.36
  4. Step 4: Simplify right side
    53,406.18x = 2,500,751,867.08
  5. Step 5: Solve for x
    x = 2,500,751,867.08/53,406.18
  6. Step 6: Final answer
    x = 46,825.14

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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.