Home / 72,936.89-109,405.34-23,022.02

Finding the Fourth Proportional to 72,936.89, 109,405.34 and 23,022.02

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Solution

The fourth proportional to 72,936.89, 109,405.34 and 23,022.02 is: 34,533.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,936.89 : 109,405.34 = 23,022.02 : x
  2. Step 2: Convert to fraction form
    72,936.89/109,405.34 = 23,022.02/x
  3. Step 3: Cross multiply
    72,936.89x = 109,405.34 × 23,022.02
  4. Step 4: Simplify right side
    72,936.89x = 2,518,732,256.66
  5. Step 5: Solve for x
    x = 2,518,732,256.66/72,936.89
  6. Step 6: Final answer
    x = 34,533.04

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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.