Home / 165,346.83-247,993.69-45,375.76

Finding the Fourth Proportional to 165,346.83, 247,993.69 and 45,375.76

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Solution

The fourth proportional to 165,346.83, 247,993.69 and 45,375.76 is: 68,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,346.83 : 247,993.69 = 45,375.76 : x
  2. Step 2: Convert to fraction form
    165,346.83/247,993.69 = 45,375.76/x
  3. Step 3: Cross multiply
    165,346.83x = 247,993.69 × 45,375.76
  4. Step 4: Simplify right side
    165,346.83x = 11,252,902,158.95
  5. Step 5: Solve for x
    x = 11,252,902,158.95/165,346.83
  6. Step 6: Final answer
    x = 68,056.35

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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.