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Finding the Fourth Proportional to 152,310.60, 228,465.90 and 151,435.80

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Solution

The fourth proportional to 152,310.60, 228,465.90 and 151,435.80 is: 227,153.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,310.60 : 228,465.90 = 151,435.80 : x
  2. Step 2: Convert to fraction form
    152,310.60/228,465.90 = 151,435.80/x
  3. Step 3: Cross multiply
    152,310.60x = 228,465.90 × 151,435.80
  4. Step 4: Simplify right side
    152,310.60x = 34,597,916,339.22
  5. Step 5: Solve for x
    x = 34,597,916,339.22/152,310.60
  6. Step 6: Final answer
    x = 227,153.70

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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.