Home / 55,811.30-77,000.22-35,679.96

Finding the Fourth Proportional to 55,811.30, 77,000.22 and 35,679.96

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Solution

The fourth proportional to 55,811.30, 77,000.22 and 35,679.96 is: 49,225.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,811.30 : 77,000.22 = 35,679.96 : x
  2. Step 2: Convert to fraction form
    55,811.30/77,000.22 = 35,679.96/x
  3. Step 3: Cross multiply
    55,811.30x = 77,000.22 × 35,679.96
  4. Step 4: Simplify right side
    55,811.30x = 2,747,364,769.59
  5. Step 5: Solve for x
    x = 2,747,364,769.59/55,811.30
  6. Step 6: Final answer
    x = 49,225.96

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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.