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Finding the Fourth Proportional to 238,270.92, 328,797.57 and 130,847.91

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Solution

The fourth proportional to 238,270.92, 328,797.57 and 130,847.91 is: 180,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,270.92 : 328,797.57 = 130,847.91 : x
  2. Step 2: Convert to fraction form
    238,270.92/328,797.57 = 130,847.91/x
  3. Step 3: Cross multiply
    238,270.92x = 328,797.57 × 130,847.91
  4. Step 4: Simplify right side
    238,270.92x = 43,022,474,847.58
  5. Step 5: Solve for x
    x = 43,022,474,847.58/238,270.92
  6. Step 6: Final answer
    x = 180,561.16

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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.