Home / 173,840.10-260,857.35-73,983.30

Finding the Fourth Proportional to 173,840.10, 260,857.35 and 73,983.30

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Solution

The fourth proportional to 173,840.10, 260,857.35 and 73,983.30 is: 111,016.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840.10 : 260,857.35 = 73,983.30 : x
  2. Step 2: Convert to fraction form
    173,840.10/260,857.35 = 73,983.30/x
  3. Step 3: Cross multiply
    173,840.10x = 260,857.35 × 73,983.30
  4. Step 4: Simplify right side
    173,840.10x = 19,299,087,582.26
  5. Step 5: Solve for x
    x = 19,299,087,582.26/173,840.10
  6. Step 6: Final answer
    x = 111,016.32

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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.