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Finding the Fourth Proportional to 373,126.77, 559,687.59 and 106,887.60

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Solution

The fourth proportional to 373,126.77, 559,687.59 and 106,887.60 is: 160,330.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,126.77 : 559,687.59 = 106,887.60 : x
  2. Step 2: Convert to fraction form
    373,126.77/559,687.59 = 106,887.60/x
  3. Step 3: Cross multiply
    373,126.77x = 559,687.59 × 106,887.60
  4. Step 4: Simplify right side
    373,126.77x = 59,823,663,244.88
  5. Step 5: Solve for x
    x = 59,823,663,244.88/373,126.77
  6. Step 6: Final answer
    x = 160,330.67

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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.