Home / 55,134.24-76,188.68-45,059.00

Finding the Fourth Proportional to 55,134.24, 76,188.68 and 45,059.00

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Solution

The fourth proportional to 55,134.24, 76,188.68 and 45,059.00 is: 62,265.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134.24 : 76,188.68 = 45,059.00 : x
  2. Step 2: Convert to fraction form
    55,134.24/76,188.68 = 45,059.00/x
  3. Step 3: Cross multiply
    55,134.24x = 76,188.68 × 45,059.00
  4. Step 4: Simplify right side
    55,134.24x = 3,432,985,596.69
  5. Step 5: Solve for x
    x = 3,432,985,596.69/55,134.24
  6. Step 6: Final answer
    x = 62,265.95

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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.