Home / 82,490.32-113,836.96-44,764.58

Finding the Fourth Proportional to 82,490.32, 113,836.96 and 44,764.58

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Solution

The fourth proportional to 82,490.32, 113,836.96 and 44,764.58 is: 61,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,490.32 : 113,836.96 = 44,764.58 : x
  2. Step 2: Convert to fraction form
    82,490.32/113,836.96 = 44,764.58/x
  3. Step 3: Cross multiply
    82,490.32x = 113,836.96 × 44,764.58
  4. Step 4: Simplify right side
    82,490.32x = 5,095,863,702.88
  5. Step 5: Solve for x
    x = 5,095,863,702.88/82,490.32
  6. Step 6: Final answer
    x = 61,775.29

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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.