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Finding the Fourth Proportional to 150,670.49, 225,998.40 and 55,919.12

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Solution

The fourth proportional to 150,670.49, 225,998.40 and 55,919.12 is: 83,875.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,670.49 : 225,998.40 = 55,919.12 : x
  2. Step 2: Convert to fraction form
    150,670.49/225,998.40 = 55,919.12/x
  3. Step 3: Cross multiply
    150,670.49x = 225,998.40 × 55,919.12
  4. Step 4: Simplify right side
    150,670.49x = 12,637,632,214.40
  5. Step 5: Solve for x
    x = 12,637,632,214.40/150,670.49
  6. Step 6: Final answer
    x = 83,875.96

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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.