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Finding the Fourth Proportional to 161,234.76, 241,949.35 and 56,127.54

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Solution

The fourth proportional to 161,234.76, 241,949.35 and 56,127.54 is: 84,225.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,234.76 : 241,949.35 = 56,127.54 : x
  2. Step 2: Convert to fraction form
    161,234.76/241,949.35 = 56,127.54/x
  3. Step 3: Cross multiply
    161,234.76x = 241,949.35 × 56,127.54
  4. Step 4: Simplify right side
    161,234.76x = 13,580,022,797.57
  5. Step 5: Solve for x
    x = 13,580,022,797.57/161,234.76
  6. Step 6: Final answer
    x = 84,225.15

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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.