Home / 51,768.34-71,442.46-29,108.29

Finding the Fourth Proportional to 51,768.34, 71,442.46 and 29,108.29

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Solution

The fourth proportional to 51,768.34, 71,442.46 and 29,108.29 is: 40,170.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,768.34 : 71,442.46 = 29,108.29 : x
  2. Step 2: Convert to fraction form
    51,768.34/71,442.46 = 29,108.29/x
  3. Step 3: Cross multiply
    51,768.34x = 71,442.46 × 29,108.29
  4. Step 4: Simplify right side
    51,768.34x = 2,079,567,471.06
  5. Step 5: Solve for x
    x = 2,079,567,471.06/51,768.34
  6. Step 6: Final answer
    x = 40,170.64

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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.