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Finding the Fourth Proportional to 58,910.66, 81,276.84 and 33,414.30

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Solution

The fourth proportional to 58,910.66, 81,276.84 and 33,414.30 is: 46,100.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,910.66 : 81,276.84 = 33,414.30 : x
  2. Step 2: Convert to fraction form
    58,910.66/81,276.84 = 33,414.30/x
  3. Step 3: Cross multiply
    58,910.66x = 81,276.84 × 33,414.30
  4. Step 4: Simplify right side
    58,910.66x = 2,715,808,714.81
  5. Step 5: Solve for x
    x = 2,715,808,714.81/58,910.66
  6. Step 6: Final answer
    x = 46,100.46

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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.