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Finding the Fourth Proportional to 104,382.04, 156,574.02 and 33,315.48

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Solution

The fourth proportional to 104,382.04, 156,574.02 and 33,315.48 is: 49,973.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,382.04 : 156,574.02 = 33,315.48 : x
  2. Step 2: Convert to fraction form
    104,382.04/156,574.02 = 33,315.48/x
  3. Step 3: Cross multiply
    104,382.04x = 156,574.02 × 33,315.48
  4. Step 4: Simplify right side
    104,382.04x = 5,216,337,848.96
  5. Step 5: Solve for x
    x = 5,216,337,848.96/104,382.04
  6. Step 6: Final answer
    x = 49,973.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.