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Finding the Fourth Proportional to 184,292.92, 254,402.70 and 123,898.60

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Solution

The fourth proportional to 184,292.92, 254,402.70 and 123,898.60 is: 171,032.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,292.92 : 254,402.70 = 123,898.60 : x
  2. Step 2: Convert to fraction form
    184,292.92/254,402.70 = 123,898.60/x
  3. Step 3: Cross multiply
    184,292.92x = 254,402.70 × 123,898.60
  4. Step 4: Simplify right side
    184,292.92x = 31,520,138,366.22
  5. Step 5: Solve for x
    x = 31,520,138,366.22/184,292.92
  6. Step 6: Final answer
    x = 171,032.82

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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.