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Finding the Fourth Proportional to 82,328.88, 113,606.88 and 48,333.72

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Solution

The fourth proportional to 82,328.88, 113,606.88 and 48,333.72 is: 66,696.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,328.88 : 113,606.88 = 48,333.72 : x
  2. Step 2: Convert to fraction form
    82,328.88/113,606.88 = 48,333.72/x
  3. Step 3: Cross multiply
    82,328.88x = 113,606.88 × 48,333.72
  4. Step 4: Simplify right side
    82,328.88x = 5,491,043,127.99
  5. Step 5: Solve for x
    x = 5,491,043,127.99/82,328.88
  6. Step 6: Final answer
    x = 66,696.44

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1.5x scale

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.