Home / 230,276.93-317,769.48-126,890.75

Finding the Fourth Proportional to 230,276.93, 317,769.48 and 126,890.75

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Solution

The fourth proportional to 230,276.93, 317,769.48 and 126,890.75 is: 175,102.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,276.93 : 317,769.48 = 126,890.75 : x
  2. Step 2: Convert to fraction form
    230,276.93/317,769.48 = 126,890.75/x
  3. Step 3: Cross multiply
    230,276.93x = 317,769.48 × 126,890.75
  4. Step 4: Simplify right side
    230,276.93x = 40,322,008,438.73
  5. Step 5: Solve for x
    x = 40,322,008,438.73/230,276.93
  6. Step 6: Final answer
    x = 175,102.25

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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.