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Finding the Fourth Proportional to 82,630.30, 114,029.80 and 44,904.54

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Solution

The fourth proportional to 82,630.30, 114,029.80 and 44,904.54 is: 61,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,630.30 : 114,029.80 = 44,904.54 : x
  2. Step 2: Convert to fraction form
    82,630.30/114,029.80 = 44,904.54/x
  3. Step 3: Cross multiply
    82,630.30x = 114,029.80 × 44,904.54
  4. Step 4: Simplify right side
    82,630.30x = 5,120,455,715.29
  5. Step 5: Solve for x
    x = 5,120,455,715.29/82,630.30
  6. Step 6: Final answer
    x = 61,968.26

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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.