Home / 250,428.17-375,665.46-90,544.09

Finding the Fourth Proportional to 250,428.17, 375,665.46 and 90,544.09

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Solution

The fourth proportional to 250,428.17, 375,665.46 and 90,544.09 is: 135,824.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,428.17 : 375,665.46 = 90,544.09 : x
  2. Step 2: Convert to fraction form
    250,428.17/375,665.46 = 90,544.09/x
  3. Step 3: Cross multiply
    250,428.17x = 375,665.46 × 90,544.09
  4. Step 4: Simplify right side
    250,428.17x = 34,014,288,029.25
  5. Step 5: Solve for x
    x = 34,014,288,029.25/250,428.17
  6. Step 6: Final answer
    x = 135,824.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.