Home / 165,066.26-247,596.55-52,745.78

Finding the Fourth Proportional to 165,066.26, 247,596.55 and 52,745.78

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Solution

The fourth proportional to 165,066.26, 247,596.55 and 52,745.78 is: 79,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,066.26 : 247,596.55 = 52,745.78 : x
  2. Step 2: Convert to fraction form
    165,066.26/247,596.55 = 52,745.78/x
  3. Step 3: Cross multiply
    165,066.26x = 247,596.55 × 52,745.78
  4. Step 4: Simplify right side
    165,066.26x = 13,059,673,642.19
  5. Step 5: Solve for x
    x = 13,059,673,642.19/165,066.26
  6. Step 6: Final answer
    x = 79,117.77

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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.