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Finding the Fourth Proportional to 184,812, 277,176.19 and 84,876.12

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Solution

The fourth proportional to 184,812, 277,176.19 and 84,876.12 is: 127,294.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,812 : 277,176.19 = 84,876.12 : x
  2. Step 2: Convert to fraction form
    184,812/277,176.19 = 84,876.12/x
  3. Step 3: Cross multiply
    184,812x = 277,176.19 × 84,876.12
  4. Step 4: Simplify right side
    184,812x = 23,525,639,563.58
  5. Step 5: Solve for x
    x = 23,525,639,563.58/184,812
  6. Step 6: Final answer
    x = 127,294.98

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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.