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Finding the Fourth Proportional to 224,611.70, 309,852.29 and 133,903.76

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Solution

The fourth proportional to 224,611.70, 309,852.29 and 133,903.76 is: 184,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,611.70 : 309,852.29 = 133,903.76 : x
  2. Step 2: Convert to fraction form
    224,611.70/309,852.29 = 133,903.76/x
  3. Step 3: Cross multiply
    224,611.70x = 309,852.29 × 133,903.76
  4. Step 4: Simplify right side
    224,611.70x = 41,490,385,461.11
  5. Step 5: Solve for x
    x = 41,490,385,461.11/224,611.70
  6. Step 6: Final answer
    x = 184,720.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.