Home / 110,355.96-165,534.36-73,152.36

Finding the Fourth Proportional to 110,355.96, 165,534.36 and 73,152.36

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Solution

The fourth proportional to 110,355.96, 165,534.36 and 73,152.36 is: 109,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,355.96 : 165,534.36 = 73,152.36 : x
  2. Step 2: Convert to fraction form
    110,355.96/165,534.36 = 73,152.36/x
  3. Step 3: Cross multiply
    110,355.96x = 165,534.36 × 73,152.36
  4. Step 4: Simplify right side
    110,355.96x = 12,109,229,095.09
  5. Step 5: Solve for x
    x = 12,109,229,095.09/110,355.96
  6. Step 6: Final answer
    x = 109,728.82

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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.