Home / 250,739.28-346,020.66-137,562.84

Finding the Fourth Proportional to 250,739.28, 346,020.66 and 137,562.84

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Solution

The fourth proportional to 250,739.28, 346,020.66 and 137,562.84 is: 189,836.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,739.28 : 346,020.66 = 137,562.84 : x
  2. Step 2: Convert to fraction form
    250,739.28/346,020.66 = 137,562.84/x
  3. Step 3: Cross multiply
    250,739.28x = 346,020.66 × 137,562.84
  4. Step 4: Simplify right side
    250,739.28x = 47,599,584,688.27
  5. Step 5: Solve for x
    x = 47,599,584,688.27/250,739.28
  6. Step 6: Final answer
    x = 189,836.97

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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.