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Finding the Fourth Proportional to 227,257.20, 340,925.40 and 94,064.40

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Solution

The fourth proportional to 227,257.20, 340,925.40 and 94,064.40 is: 141,112.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,257.20 : 340,925.40 = 94,064.40 : x
  2. Step 2: Convert to fraction form
    227,257.20/340,925.40 = 94,064.40/x
  3. Step 3: Cross multiply
    227,257.20x = 340,925.40 × 94,064.40
  4. Step 4: Simplify right side
    227,257.20x = 32,068,943,195.76
  5. Step 5: Solve for x
    x = 32,068,943,195.76/227,257.20
  6. Step 6: Final answer
    x = 141,112.99

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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.