Home / 165,113.24-247,548.82-52,728.68

Finding the Fourth Proportional to 165,113.24, 247,548.82 and 52,728.68

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Solution

The fourth proportional to 165,113.24, 247,548.82 and 52,728.68 is: 79,054.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,113.24 : 247,548.82 = 52,728.68 : x
  2. Step 2: Convert to fraction form
    165,113.24/247,548.82 = 52,728.68/x
  3. Step 3: Cross multiply
    165,113.24x = 247,548.82 × 52,728.68
  4. Step 4: Simplify right side
    165,113.24x = 13,052,922,514.16
  5. Step 5: Solve for x
    x = 13,052,922,514.16/165,113.24
  6. Step 6: Final answer
    x = 79,054.37

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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.