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Finding the Fourth Proportional to 152,676.60, 228,905.55 and 63,884.40

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Solution

The fourth proportional to 152,676.60, 228,905.55 and 63,884.40 is: 95,780.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,676.60 : 228,905.55 = 63,884.40 : x
  2. Step 2: Convert to fraction form
    152,676.60/228,905.55 = 63,884.40/x
  3. Step 3: Cross multiply
    152,676.60x = 228,905.55 × 63,884.40
  4. Step 4: Simplify right side
    152,676.60x = 14,623,493,718.42
  5. Step 5: Solve for x
    x = 14,623,493,718.42/152,676.60
  6. Step 6: Final answer
    x = 95,780.84

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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.