Home / 349,359.80-523,586.10-161,972.60

Finding the Fourth Proportional to 349,359.80, 523,586.10 and 161,972.60

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Solution

The fourth proportional to 349,359.80, 523,586.10 and 161,972.60 is: 242,748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,359.80 : 523,586.10 = 161,972.60 : x
  2. Step 2: Convert to fraction form
    349,359.80/523,586.10 = 161,972.60/x
  3. Step 3: Cross multiply
    349,359.80x = 523,586.10 × 161,972.60
  4. Step 4: Simplify right side
    349,359.80x = 84,806,601,940.86
  5. Step 5: Solve for x
    x = 84,806,601,940.86/349,359.80
  6. Step 6: Final answer
    x = 242,748.60

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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.