Home / 55,753.20-76,910.34-34,247.79

Finding the Fourth Proportional to 55,753.20, 76,910.34 and 34,247.79

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Solution

The fourth proportional to 55,753.20, 76,910.34 and 34,247.79 is: 47,244.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,753.20 : 76,910.34 = 34,247.79 : x
  2. Step 2: Convert to fraction form
    55,753.20/76,910.34 = 34,247.79/x
  3. Step 3: Cross multiply
    55,753.20x = 76,910.34 × 34,247.79
  4. Step 4: Simplify right side
    55,753.20x = 2,634,009,032.89
  5. Step 5: Solve for x
    x = 2,634,009,032.89/55,753.20
  6. Step 6: Final answer
    x = 47,244.09

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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.