Home / 55,583.10-76,652.85-51,454.79

Finding the Fourth Proportional to 55,583.10, 76,652.85 and 51,454.79

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Solution

The fourth proportional to 55,583.10, 76,652.85 and 51,454.79 is: 70,959.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,583.10 : 76,652.85 = 51,454.79 : x
  2. Step 2: Convert to fraction form
    55,583.10/76,652.85 = 51,454.79/x
  3. Step 3: Cross multiply
    55,583.10x = 76,652.85 × 51,454.79
  4. Step 4: Simplify right side
    55,583.10x = 3,944,156,396.79
  5. Step 5: Solve for x
    x = 3,944,156,396.79/55,583.10
  6. Step 6: Final answer
    x = 70,959.63

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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.