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Finding the Fourth Proportional to 82,348.80, 113,641.44 and 44,622.72

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Solution

The fourth proportional to 82,348.80, 113,641.44 and 44,622.72 is: 61,579.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,348.80 : 113,641.44 = 44,622.72 : x
  2. Step 2: Convert to fraction form
    82,348.80/113,641.44 = 44,622.72/x
  3. Step 3: Cross multiply
    82,348.80x = 113,641.44 × 44,622.72
  4. Step 4: Simplify right side
    82,348.80x = 5,070,990,157.52
  5. Step 5: Solve for x
    x = 5,070,990,157.52/82,348.80
  6. Step 6: Final answer
    x = 61,579.41

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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.