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Finding the Fourth Proportional to 82,489.32, 113,835.58 and 44,763.58

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Solution

The fourth proportional to 82,489.32, 113,835.58 and 44,763.58 is: 61,773.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,489.32 : 113,835.58 = 44,763.58 : x
  2. Step 2: Convert to fraction form
    82,489.32/113,835.58 = 44,763.58/x
  3. Step 3: Cross multiply
    82,489.32x = 113,835.58 × 44,763.58
  4. Step 4: Simplify right side
    82,489.32x = 5,095,688,092.18
  5. Step 5: Solve for x
    x = 5,095,688,092.18/82,489.32
  6. Step 6: Final answer
    x = 61,773.91

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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.