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Finding the Fourth Proportional to 265,768.81, 366,792.11 and 151,064.68

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Solution

The fourth proportional to 265,768.81, 366,792.11 and 151,064.68 is: 208,486.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,768.81 : 366,792.11 = 151,064.68 : x
  2. Step 2: Convert to fraction form
    265,768.81/366,792.11 = 151,064.68/x
  3. Step 3: Cross multiply
    265,768.81x = 366,792.11 × 151,064.68
  4. Step 4: Simplify right side
    265,768.81x = 55,409,331,051.37
  5. Step 5: Solve for x
    x = 55,409,331,051.37/265,768.81
  6. Step 6: Final answer
    x = 208,486.96

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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.