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Finding the Fourth Proportional to 181,426.84, 250,491.20 and 162,247.12

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Solution

The fourth proportional to 181,426.84, 250,491.20 and 162,247.12 is: 224,010.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,426.84 : 250,491.20 = 162,247.12 : x
  2. Step 2: Convert to fraction form
    181,426.84/250,491.20 = 162,247.12/x
  3. Step 3: Cross multiply
    181,426.84x = 250,491.20 × 162,247.12
  4. Step 4: Simplify right side
    181,426.84x = 40,641,475,785.34
  5. Step 5: Solve for x
    x = 40,641,475,785.34/181,426.84
  6. Step 6: Final answer
    x = 224,010.27

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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.