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Finding the Fourth Proportional to 82,370.64, 113,671.44 and 44,644.88

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Solution

The fourth proportional to 82,370.64, 113,671.44 and 44,644.88 is: 61,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,370.64 : 113,671.44 = 44,644.88 : x
  2. Step 2: Convert to fraction form
    82,370.64/113,671.44 = 44,644.88/x
  3. Step 3: Cross multiply
    82,370.64x = 113,671.44 × 44,644.88
  4. Step 4: Simplify right side
    82,370.64x = 5,074,847,798.23
  5. Step 5: Solve for x
    x = 5,074,847,798.23/82,370.64
  6. Step 6: Final answer
    x = 61,609.91

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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.