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Finding the Fourth Proportional to 365,981.50, 548,591.64 and 141,496.12

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Solution

The fourth proportional to 365,981.50, 548,591.64 and 141,496.12 is: 212,097.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,981.50 : 548,591.64 = 141,496.12 : x
  2. Step 2: Convert to fraction form
    365,981.50/548,591.64 = 141,496.12/x
  3. Step 3: Cross multiply
    365,981.50x = 548,591.64 × 141,496.12
  4. Step 4: Simplify right side
    365,981.50x = 77,623,588,524.44
  5. Step 5: Solve for x
    x = 77,623,588,524.44/365,981.50
  6. Step 6: Final answer
    x = 212,097.03

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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.