Home / 82,515.48-113,861.91-46,211.88

Finding the Fourth Proportional to 82,515.48, 113,861.91 and 46,211.88

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Solution

The fourth proportional to 82,515.48, 113,861.91 and 46,211.88 is: 63,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,515.48 : 113,861.91 = 46,211.88 : x
  2. Step 2: Convert to fraction form
    82,515.48/113,861.91 = 46,211.88/x
  3. Step 3: Cross multiply
    82,515.48x = 113,861.91 × 46,211.88
  4. Step 4: Simplify right side
    82,515.48x = 5,261,772,921.49
  5. Step 5: Solve for x
    x = 5,261,772,921.49/82,515.48
  6. Step 6: Final answer
    x = 63,767.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.