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Finding the Fourth Proportional to 59,763.10, 82,472.40 and 32,905.06

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Solution

The fourth proportional to 59,763.10, 82,472.40 and 32,905.06 is: 45,408.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,763.10 : 82,472.40 = 32,905.06 : x
  2. Step 2: Convert to fraction form
    59,763.10/82,472.40 = 32,905.06/x
  3. Step 3: Cross multiply
    59,763.10x = 82,472.40 × 32,905.06
  4. Step 4: Simplify right side
    59,763.10x = 2,713,759,270.34
  5. Step 5: Solve for x
    x = 2,713,759,270.34/59,763.10
  6. Step 6: Final answer
    x = 45,408.61

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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.