Home / 79,971.56-119,861.91-37,219.46

Finding the Fourth Proportional to 79,971.56, 119,861.91 and 37,219.46

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Solution

The fourth proportional to 79,971.56, 119,861.91 and 37,219.46 is: 55,784.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,971.56 : 119,861.91 = 37,219.46 : x
  2. Step 2: Convert to fraction form
    79,971.56/119,861.91 = 37,219.46/x
  3. Step 3: Cross multiply
    79,971.56x = 119,861.91 × 37,219.46
  4. Step 4: Simplify right side
    79,971.56x = 4,461,194,965.46
  5. Step 5: Solve for x
    x = 4,461,194,965.46/79,971.56
  6. Step 6: Final answer
    x = 55,784.77

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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.