Home / 51,222.46-76,862.86-40,899.82

Finding the Fourth Proportional to 51,222.46, 76,862.86 and 40,899.82

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Solution

The fourth proportional to 51,222.46, 76,862.86 and 40,899.82 is: 61,373.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222.46 : 76,862.86 = 40,899.82 : x
  2. Step 2: Convert to fraction form
    51,222.46/76,862.86 = 40,899.82/x
  3. Step 3: Cross multiply
    51,222.46x = 76,862.86 × 40,899.82
  4. Step 4: Simplify right side
    51,222.46x = 3,143,677,138.69
  5. Step 5: Solve for x
    x = 3,143,677,138.69/51,222.46
  6. Step 6: Final answer
    x = 61,373.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.