Home / 53,735.06-80,479.01-31,189.91

Finding the Fourth Proportional to 53,735.06, 80,479.01 and 31,189.91

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Solution

The fourth proportional to 53,735.06, 80,479.01 and 31,189.91 is: 46,713.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,735.06 : 80,479.01 = 31,189.91 : x
  2. Step 2: Convert to fraction form
    53,735.06/80,479.01 = 31,189.91/x
  3. Step 3: Cross multiply
    53,735.06x = 80,479.01 × 31,189.91
  4. Step 4: Simplify right side
    53,735.06x = 2,510,132,825.73
  5. Step 5: Solve for x
    x = 2,510,132,825.73/53,735.06
  6. Step 6: Final answer
    x = 46,713.13

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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.