Home / 250,628.50-345,867.33-137,451.25

Finding the Fourth Proportional to 250,628.50, 345,867.33 and 137,451.25

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Solution

The fourth proportional to 250,628.50, 345,867.33 and 137,451.25 is: 189,682.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,628.50 : 345,867.33 = 137,451.25 : x
  2. Step 2: Convert to fraction form
    250,628.50/345,867.33 = 137,451.25/x
  3. Step 3: Cross multiply
    250,628.50x = 345,867.33 × 137,451.25
  4. Step 4: Simplify right side
    250,628.50x = 47,539,896,842.66
  5. Step 5: Solve for x
    x = 47,539,896,842.66/250,628.50
  6. Step 6: Final answer
    x = 189,682.73

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1.5x scale

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.