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Finding the Fourth Proportional to 150,832.40, 225,665.40 and 98,344.40

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Solution

The fourth proportional to 150,832.40, 225,665.40 and 98,344.40 is: 147,136.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,832.40 : 225,665.40 = 98,344.40 : x
  2. Step 2: Convert to fraction form
    150,832.40/225,665.40 = 98,344.40/x
  3. Step 3: Cross multiply
    150,832.40x = 225,665.40 × 98,344.40
  4. Step 4: Simplify right side
    150,832.40x = 22,192,928,363.76
  5. Step 5: Solve for x
    x = 22,192,928,363.76/150,832.40
  6. Step 6: Final answer
    x = 147,136.35

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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.