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Finding the Fourth Proportional to 227,484.80, 341,227.16 and 122,158.88

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Solution

The fourth proportional to 227,484.80, 341,227.16 and 122,158.88 is: 183,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,484.80 : 341,227.16 = 122,158.88 : x
  2. Step 2: Convert to fraction form
    227,484.80/341,227.16 = 122,158.88/x
  3. Step 3: Cross multiply
    227,484.80x = 341,227.16 × 122,158.88
  4. Step 4: Simplify right side
    227,484.80x = 41,683,927,691.18
  5. Step 5: Solve for x
    x = 41,683,927,691.18/227,484.80
  6. Step 6: Final answer
    x = 183,238.30

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1.5x scale

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.