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Finding the Fourth Proportional to 265,017.72, 365,661.18 and 179,136.84

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Solution

The fourth proportional to 265,017.72, 365,661.18 and 179,136.84 is: 247,166.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,017.72 : 365,661.18 = 179,136.84 : x
  2. Step 2: Convert to fraction form
    265,017.72/365,661.18 = 179,136.84/x
  3. Step 3: Cross multiply
    265,017.72x = 365,661.18 × 179,136.84
  4. Step 4: Simplify right side
    265,017.72x = 65,503,388,295.87
  5. Step 5: Solve for x
    x = 65,503,388,295.87/265,017.72
  6. Step 6: Final answer
    x = 247,166.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.