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Finding the Fourth Proportional to 58,454.72, 80,662.68 and 32,959.68

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Solution

The fourth proportional to 58,454.72, 80,662.68 and 32,959.68 is: 45,481.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,454.72 : 80,662.68 = 32,959.68 : x
  2. Step 2: Convert to fraction form
    58,454.72/80,662.68 = 32,959.68/x
  3. Step 3: Cross multiply
    58,454.72x = 80,662.68 × 32,959.68
  4. Step 4: Simplify right side
    58,454.72x = 2,658,616,120.74
  5. Step 5: Solve for x
    x = 2,658,616,120.74/58,454.72
  6. Step 6: Final answer
    x = 45,481.63

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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.