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Finding the Fourth Proportional to 184,818.15, 277,139.79 and 84,948.84

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Solution

The fourth proportional to 184,818.15, 277,139.79 and 84,948.84 is: 127,383.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,818.15 : 277,139.79 = 84,948.84 : x
  2. Step 2: Convert to fraction form
    184,818.15/277,139.79 = 84,948.84/x
  3. Step 3: Cross multiply
    184,818.15x = 277,139.79 × 84,948.84
  4. Step 4: Simplify right side
    184,818.15x = 23,542,703,678.34
  5. Step 5: Solve for x
    x = 23,542,703,678.34/184,818.15
  6. Step 6: Final answer
    x = 127,383.07

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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.