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Finding the Fourth Proportional to 184,000.10, 275,672.10 and 155,787.80

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Solution

The fourth proportional to 184,000.10, 275,672.10 and 155,787.80 is: 233,403.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,000.10 : 275,672.10 = 155,787.80 : x
  2. Step 2: Convert to fraction form
    184,000.10/275,672.10 = 155,787.80/x
  3. Step 3: Cross multiply
    184,000.10x = 275,672.10 × 155,787.80
  4. Step 4: Simplify right side
    184,000.10x = 42,946,349,980.38
  5. Step 5: Solve for x
    x = 42,946,349,980.38/184,000.10
  6. Step 6: Final answer
    x = 233,403.95

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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.