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Finding the Fourth Proportional to 82,440.64, 113,765.04 and 44,714.08

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Solution

The fourth proportional to 82,440.64, 113,765.04 and 44,714.08 is: 61,703.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,440.64 : 113,765.04 = 44,714.08 : x
  2. Step 2: Convert to fraction form
    82,440.64/113,765.04 = 44,714.08/x
  3. Step 3: Cross multiply
    82,440.64x = 113,765.04 × 44,714.08
  4. Step 4: Simplify right side
    82,440.64x = 5,086,899,099.76
  5. Step 5: Solve for x
    x = 5,086,899,099.76/82,440.64
  6. Step 6: Final answer
    x = 61,703.78

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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.