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Finding the Fourth Proportional to 183,715.40, 275,232.90 and 104,594.60

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Solution

The fourth proportional to 183,715.40, 275,232.90 and 104,594.60 is: 156,698.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,715.40 : 275,232.90 = 104,594.60 : x
  2. Step 2: Convert to fraction form
    183,715.40/275,232.90 = 104,594.60/x
  3. Step 3: Cross multiply
    183,715.40x = 275,232.90 × 104,594.60
  4. Step 4: Simplify right side
    183,715.40x = 28,787,875,082.34
  5. Step 5: Solve for x
    x = 28,787,875,082.34/183,715.40
  6. Step 6: Final answer
    x = 156,698.21

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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.