Home / 165,347.32-247,875.46-65,577.56

Finding the Fourth Proportional to 165,347.32, 247,875.46 and 65,577.56

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Solution

The fourth proportional to 165,347.32, 247,875.46 and 65,577.56 is: 98,308.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,347.32 : 247,875.46 = 65,577.56 : x
  2. Step 2: Convert to fraction form
    165,347.32/247,875.46 = 65,577.56/x
  3. Step 3: Cross multiply
    165,347.32x = 247,875.46 × 65,577.56
  4. Step 4: Simplify right side
    165,347.32x = 16,255,067,850.68
  5. Step 5: Solve for x
    x = 16,255,067,850.68/165,347.32
  6. Step 6: Final answer
    x = 98,308.63

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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.