Home / 113,287.04-156,361.92-73,473.92

Finding the Fourth Proportional to 113,287.04, 156,361.92 and 73,473.92

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Solution

The fourth proportional to 113,287.04, 156,361.92 and 73,473.92 is: 101,410.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,287.04 : 156,361.92 = 73,473.92 : x
  2. Step 2: Convert to fraction form
    113,287.04/156,361.92 = 73,473.92/x
  3. Step 3: Cross multiply
    113,287.04x = 156,361.92 × 73,473.92
  4. Step 4: Simplify right side
    113,287.04x = 11,488,523,201.13
  5. Step 5: Solve for x
    x = 11,488,523,201.13/113,287.04
  6. Step 6: Final answer
    x = 101,410.75

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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.