Home / 250,096.68-345,131.28-135,374.76

Finding the Fourth Proportional to 250,096.68, 345,131.28 and 135,374.76

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Solution

The fourth proportional to 250,096.68, 345,131.28 and 135,374.76 is: 186,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,096.68 : 345,131.28 = 135,374.76 : x
  2. Step 2: Convert to fraction form
    250,096.68/345,131.28 = 135,374.76/x
  3. Step 3: Cross multiply
    250,096.68x = 345,131.28 × 135,374.76
  4. Step 4: Simplify right side
    250,096.68x = 46,722,064,198.49
  5. Step 5: Solve for x
    x = 46,722,064,198.49/250,096.68
  6. Step 6: Final answer
    x = 186,816.01

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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.