Home / 50,814.68-76,126.98-45,323.96

Finding the Fourth Proportional to 50,814.68, 76,126.98 and 45,323.96

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Solution

The fourth proportional to 50,814.68, 76,126.98 and 45,323.96 is: 67,901.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,814.68 : 76,126.98 = 45,323.96 : x
  2. Step 2: Convert to fraction form
    50,814.68/76,126.98 = 45,323.96/x
  3. Step 3: Cross multiply
    50,814.68x = 76,126.98 × 45,323.96
  4. Step 4: Simplify right side
    50,814.68x = 3,450,376,196.44
  5. Step 5: Solve for x
    x = 3,450,376,196.44/50,814.68
  6. Step 6: Final answer
    x = 67,901.17

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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.