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Finding the Fourth Proportional to 224,492.73, 336,738.15 and 56,012.87

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Solution

The fourth proportional to 224,492.73, 336,738.15 and 56,012.87 is: 84,019.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,492.73 : 336,738.15 = 56,012.87 : x
  2. Step 2: Convert to fraction form
    224,492.73/336,738.15 = 56,012.87/x
  3. Step 3: Cross multiply
    224,492.73x = 336,738.15 × 56,012.87
  4. Step 4: Simplify right side
    224,492.73x = 18,861,668,536.30
  5. Step 5: Solve for x
    x = 18,861,668,536.30/224,492.73
  6. Step 6: Final answer
    x = 84,019.06

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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.