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Finding the Fourth Proportional to 250,100.40, 375,150.60 and 100,363.80

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Solution

The fourth proportional to 250,100.40, 375,150.60 and 100,363.80 is: 150,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,100.40 : 375,150.60 = 100,363.80 : x
  2. Step 2: Convert to fraction form
    250,100.40/375,150.60 = 100,363.80/x
  3. Step 3: Cross multiply
    250,100.40x = 375,150.60 × 100,363.80
  4. Step 4: Simplify right side
    250,100.40x = 37,651,539,788.28
  5. Step 5: Solve for x
    x = 37,651,539,788.28/250,100.40
  6. Step 6: Final answer
    x = 150,545.70

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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.