Home / 93,611.08-140,387.46-31,267

Finding the Fourth Proportional to 93,611.08, 140,387.46 and 31,267

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Solution

The fourth proportional to 93,611.08, 140,387.46 and 31,267 is: 46,890.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,611.08 : 140,387.46 = 31,267 : x
  2. Step 2: Convert to fraction form
    93,611.08/140,387.46 = 31,267/x
  3. Step 3: Cross multiply
    93,611.08x = 140,387.46 × 31,267
  4. Step 4: Simplify right side
    93,611.08x = 4,389,494,711.82
  5. Step 5: Solve for x
    x = 4,389,494,711.82/93,611.08
  6. Step 6: Final answer
    x = 46,890.76

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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.