Home / 116,723.60-175,085.40-109,811.60

Finding the Fourth Proportional to 116,723.60, 175,085.40 and 109,811.60

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Solution

The fourth proportional to 116,723.60, 175,085.40 and 109,811.60 is: 164,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,723.60 : 175,085.40 = 109,811.60 : x
  2. Step 2: Convert to fraction form
    116,723.60/175,085.40 = 109,811.60/x
  3. Step 3: Cross multiply
    116,723.60x = 175,085.40 × 109,811.60
  4. Step 4: Simplify right side
    116,723.60x = 19,226,407,910.64
  5. Step 5: Solve for x
    x = 19,226,407,910.64/116,723.60
  6. Step 6: Final answer
    x = 164,717.40

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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.