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Finding the Fourth Proportional to 234,488.86, 351,730.22 and 56,995.36

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Solution

The fourth proportional to 234,488.86, 351,730.22 and 56,995.36 is: 85,492.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,488.86 : 351,730.22 = 56,995.36 : x
  2. Step 2: Convert to fraction form
    234,488.86/351,730.22 = 56,995.36/x
  3. Step 3: Cross multiply
    234,488.86x = 351,730.22 × 56,995.36
  4. Step 4: Simplify right side
    234,488.86x = 20,046,990,511.78
  5. Step 5: Solve for x
    x = 20,046,990,511.78/234,488.86
  6. Step 6: Final answer
    x = 85,492.29

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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.