Home / 250,445.68-345,614.32-135,727.52

Finding the Fourth Proportional to 250,445.68, 345,614.32 and 135,727.52

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Solution

The fourth proportional to 250,445.68, 345,614.32 and 135,727.52 is: 187,303.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,445.68 : 345,614.32 = 135,727.52 : x
  2. Step 2: Convert to fraction form
    250,445.68/345,614.32 = 135,727.52/x
  3. Step 3: Cross multiply
    250,445.68x = 345,614.32 × 135,727.52
  4. Step 4: Simplify right side
    250,445.68x = 46,909,374,530.09
  5. Step 5: Solve for x
    x = 46,909,374,530.09/250,445.68
  6. Step 6: Final answer
    x = 187,303.59

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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.