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Finding the Fourth Proportional to 151,703.06, 227,579.27 and 56,940.68

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Solution

The fourth proportional to 151,703.06, 227,579.27 and 56,940.68 is: 85,420.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,703.06 : 227,579.27 = 56,940.68 : x
  2. Step 2: Convert to fraction form
    151,703.06/227,579.27 = 56,940.68/x
  3. Step 3: Cross multiply
    151,703.06x = 227,579.27 × 56,940.68
  4. Step 4: Simplify right side
    151,703.06x = 12,958,518,671.95
  5. Step 5: Solve for x
    x = 12,958,518,671.95/151,703.06
  6. Step 6: Final answer
    x = 85,420.29

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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.