Home / 173,688.20-260,546.70-55,356.20

Finding the Fourth Proportional to 173,688.20, 260,546.70 and 55,356.20

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Solution

The fourth proportional to 173,688.20, 260,546.70 and 55,356.20 is: 83,038.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,688.20 : 260,546.70 = 55,356.20 : x
  2. Step 2: Convert to fraction form
    173,688.20/260,546.70 = 55,356.20/x
  3. Step 3: Cross multiply
    173,688.20x = 260,546.70 × 55,356.20
  4. Step 4: Simplify right side
    173,688.20x = 14,422,875,234.54
  5. Step 5: Solve for x
    x = 14,422,875,234.54/173,688.20
  6. Step 6: Final answer
    x = 83,038.89

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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.