Home / 77,677.18-116,431.83-37,611.52

Finding the Fourth Proportional to 77,677.18, 116,431.83 and 37,611.52

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Solution

The fourth proportional to 77,677.18, 116,431.83 and 37,611.52 is: 56,376.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,677.18 : 116,431.83 = 37,611.52 : x
  2. Step 2: Convert to fraction form
    77,677.18/116,431.83 = 37,611.52/x
  3. Step 3: Cross multiply
    77,677.18x = 116,431.83 × 37,611.52
  4. Step 4: Simplify right side
    77,677.18x = 4,379,177,811.60
  5. Step 5: Solve for x
    x = 4,379,177,811.60/77,677.18
  6. Step 6: Final answer
    x = 56,376.63

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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.