Home / 291,956.52-402,913.81-164,629.38

Finding the Fourth Proportional to 291,956.52, 402,913.81 and 164,629.38

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Solution

The fourth proportional to 291,956.52, 402,913.81 and 164,629.38 is: 227,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,956.52 : 402,913.81 = 164,629.38 : x
  2. Step 2: Convert to fraction form
    291,956.52/402,913.81 = 164,629.38/x
  3. Step 3: Cross multiply
    291,956.52x = 402,913.81 × 164,629.38
  4. Step 4: Simplify right side
    291,956.52x = 66,331,450,733.74
  5. Step 5: Solve for x
    x = 66,331,450,733.74/291,956.52
  6. Step 6: Final answer
    x = 227,196.33

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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.