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Finding the Fourth Proportional to 228,252.54, 342,498.22 and 93,416.70

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Solution

The fourth proportional to 228,252.54, 342,498.22 and 93,416.70 is: 140,173.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,252.54 : 342,498.22 = 93,416.70 : x
  2. Step 2: Convert to fraction form
    228,252.54/342,498.22 = 93,416.70/x
  3. Step 3: Cross multiply
    228,252.54x = 342,498.22 × 93,416.70
  4. Step 4: Simplify right side
    228,252.54x = 31,995,053,468.27
  5. Step 5: Solve for x
    x = 31,995,053,468.27/228,252.54
  6. Step 6: Final answer
    x = 140,173.92

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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.