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Finding the Fourth Proportional to 58,801.56, 81,128.26 and 33,303.88

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Solution

The fourth proportional to 58,801.56, 81,128.26 and 33,303.88 is: 45,949.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,801.56 : 81,128.26 = 33,303.88 : x
  2. Step 2: Convert to fraction form
    58,801.56/81,128.26 = 33,303.88/x
  3. Step 3: Cross multiply
    58,801.56x = 81,128.26 × 33,303.88
  4. Step 4: Simplify right side
    58,801.56x = 2,701,885,835.65
  5. Step 5: Solve for x
    x = 2,701,885,835.65/58,801.56
  6. Step 6: Final answer
    x = 45,949.22

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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.