Home / 93,336.44-139,975.50-40,731.80

Finding the Fourth Proportional to 93,336.44, 139,975.50 and 40,731.80

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Solution

The fourth proportional to 93,336.44, 139,975.50 and 40,731.80 is: 61,084.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,336.44 : 139,975.50 = 40,731.80 : x
  2. Step 2: Convert to fraction form
    93,336.44/139,975.50 = 40,731.80/x
  3. Step 3: Cross multiply
    93,336.44x = 139,975.50 × 40,731.80
  4. Step 4: Simplify right side
    93,336.44x = 5,701,454,070.90
  5. Step 5: Solve for x
    x = 5,701,454,070.90/93,336.44
  6. Step 6: Final answer
    x = 61,084.97

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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.