Home / 79,739.88-119,568.30-37,608.66

Finding the Fourth Proportional to 79,739.88, 119,568.30 and 37,608.66

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Solution

The fourth proportional to 79,739.88, 119,568.30 and 37,608.66 is: 56,393.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,739.88 : 119,568.30 = 37,608.66 : x
  2. Step 2: Convert to fraction form
    79,739.88/119,568.30 = 37,608.66/x
  3. Step 3: Cross multiply
    79,739.88x = 119,568.30 × 37,608.66
  4. Step 4: Simplify right side
    79,739.88x = 4,496,803,541.48
  5. Step 5: Solve for x
    x = 4,496,803,541.48/79,739.88
  6. Step 6: Final answer
    x = 56,393.41

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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.