Home / 53,126.48-73,311.24-31,900.88

Finding the Fourth Proportional to 53,126.48, 73,311.24 and 31,900.88

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Solution

The fourth proportional to 53,126.48, 73,311.24 and 31,900.88 is: 44,021.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,126.48 : 73,311.24 = 31,900.88 : x
  2. Step 2: Convert to fraction form
    53,126.48/73,311.24 = 31,900.88/x
  3. Step 3: Cross multiply
    53,126.48x = 73,311.24 × 31,900.88
  4. Step 4: Simplify right side
    53,126.48x = 2,338,693,069.89
  5. Step 5: Solve for x
    x = 2,338,693,069.89/53,126.48
  6. Step 6: Final answer
    x = 44,021.23

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1.5x scale

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.