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Finding the Fourth Proportional to 93,479.94, 140,215.23 and 34,310.94

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Solution

The fourth proportional to 93,479.94, 140,215.23 and 34,310.94 is: 51,464.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,479.94 : 140,215.23 = 34,310.94 : x
  2. Step 2: Convert to fraction form
    93,479.94/140,215.23 = 34,310.94/x
  3. Step 3: Cross multiply
    93,479.94x = 140,215.23 × 34,310.94
  4. Step 4: Simplify right side
    93,479.94x = 4,810,916,343.62
  5. Step 5: Solve for x
    x = 4,810,916,343.62/93,479.94
  6. Step 6: Final answer
    x = 51,464.69

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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.