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Finding the Fourth Proportional to 265,847.51, 366,854.97 and 151,110.20

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Solution

The fourth proportional to 265,847.51, 366,854.97 and 151,110.20 is: 208,523.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,847.51 : 366,854.97 = 151,110.20 : x
  2. Step 2: Convert to fraction form
    265,847.51/366,854.97 = 151,110.20/x
  3. Step 3: Cross multiply
    265,847.51x = 366,854.97 × 151,110.20
  4. Step 4: Simplify right side
    265,847.51x = 55,435,527,887.69
  5. Step 5: Solve for x
    x = 55,435,527,887.69/265,847.51
  6. Step 6: Final answer
    x = 208,523.78

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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.