Home / 51,217.07-76,700.88-35,379.86

Finding the Fourth Proportional to 51,217.07, 76,700.88 and 35,379.86

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Solution

The fourth proportional to 51,217.07, 76,700.88 and 35,379.86 is: 52,983.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,217.07 : 76,700.88 = 35,379.86 : x
  2. Step 2: Convert to fraction form
    51,217.07/76,700.88 = 35,379.86/x
  3. Step 3: Cross multiply
    51,217.07x = 76,700.88 × 35,379.86
  4. Step 4: Simplify right side
    51,217.07x = 2,713,666,012.77
  5. Step 5: Solve for x
    x = 2,713,666,012.77/51,217.07
  6. Step 6: Final answer
    x = 52,983.63

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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.