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Finding the Fourth Proportional to 184,710.43, 255,068.36 and 139,310.74

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Solution

The fourth proportional to 184,710.43, 255,068.36 and 139,310.74 is: 192,375.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,710.43 : 255,068.36 = 139,310.74 : x
  2. Step 2: Convert to fraction form
    184,710.43/255,068.36 = 139,310.74/x
  3. Step 3: Cross multiply
    184,710.43x = 255,068.36 × 139,310.74
  4. Step 4: Simplify right side
    184,710.43x = 35,533,761,982.19
  5. Step 5: Solve for x
    x = 35,533,761,982.19/184,710.43
  6. Step 6: Final answer
    x = 192,375.50

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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.