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Finding the Fourth Proportional to 184,609.76, 277,492.67 and 121,833.30

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Solution

The fourth proportional to 184,609.76, 277,492.67 and 121,833.30 is: 183,131.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,609.76 : 277,492.67 = 121,833.30 : x
  2. Step 2: Convert to fraction form
    184,609.76/277,492.67 = 121,833.30/x
  3. Step 3: Cross multiply
    184,609.76x = 277,492.67 × 121,833.30
  4. Step 4: Simplify right side
    184,609.76x = 33,807,847,711.91
  5. Step 5: Solve for x
    x = 33,807,847,711.91/184,609.76
  6. Step 6: Final answer
    x = 183,131.42

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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.