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Finding the Fourth Proportional to 59,042.99, 81,475.25 and 33,205.40

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Solution

The fourth proportional to 59,042.99, 81,475.25 and 33,205.40 is: 45,821.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,042.99 : 81,475.25 = 33,205.40 : x
  2. Step 2: Convert to fraction form
    59,042.99/81,475.25 = 33,205.40/x
  3. Step 3: Cross multiply
    59,042.99x = 81,475.25 × 33,205.40
  4. Step 4: Simplify right side
    59,042.99x = 2,705,418,266.35
  5. Step 5: Solve for x
    x = 2,705,418,266.35/59,042.99
  6. Step 6: Final answer
    x = 45,821.16

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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.