Home / 291,936.49-402,875.26-162,873.88

Finding the Fourth Proportional to 291,936.49, 402,875.26 and 162,873.88

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Solution

The fourth proportional to 291,936.49, 402,875.26 and 162,873.88 is: 224,767.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,936.49 : 402,875.26 = 162,873.88 : x
  2. Step 2: Convert to fraction form
    291,936.49/402,875.26 = 162,873.88/x
  3. Step 3: Cross multiply
    291,936.49x = 402,875.26 × 162,873.88
  4. Step 4: Simplify right side
    291,936.49x = 65,617,856,752.21
  5. Step 5: Solve for x
    x = 65,617,856,752.21/291,936.49
  6. Step 6: Final answer
    x = 224,767.57

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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.