Home / 296,729.93-445,115.25-119,236.66

Finding the Fourth Proportional to 296,729.93, 445,115.25 and 119,236.66

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Solution

The fourth proportional to 296,729.93, 445,115.25 and 119,236.66 is: 178,863.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,729.93 : 445,115.25 = 119,236.66 : x
  2. Step 2: Convert to fraction form
    296,729.93/445,115.25 = 119,236.66/x
  3. Step 3: Cross multiply
    296,729.93x = 445,115.25 × 119,236.66
  4. Step 4: Simplify right side
    296,729.93x = 53,074,054,612.28
  5. Step 5: Solve for x
    x = 53,074,054,612.28/296,729.93
  6. Step 6: Final answer
    x = 178,863.16

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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.