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Finding the Fourth Proportional to 184,798.62, 255,022.48 and 99,915.68

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Solution

The fourth proportional to 184,798.62, 255,022.48 and 99,915.68 is: 137,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,798.62 : 255,022.48 = 99,915.68 : x
  2. Step 2: Convert to fraction form
    184,798.62/255,022.48 = 99,915.68/x
  3. Step 3: Cross multiply
    184,798.62x = 255,022.48 × 99,915.68
  4. Step 4: Simplify right side
    184,798.62x = 25,480,744,704.91
  5. Step 5: Solve for x
    x = 25,480,744,704.91/184,798.62
  6. Step 6: Final answer
    x = 137,883.85

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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.