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Finding the Fourth Proportional to 93,490.50, 140,157.68 and 43,544.89

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Solution

The fourth proportional to 93,490.50, 140,157.68 and 43,544.89 is: 65,280.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,490.50 : 140,157.68 = 43,544.89 : x
  2. Step 2: Convert to fraction form
    93,490.50/140,157.68 = 43,544.89/x
  3. Step 3: Cross multiply
    93,490.50x = 140,157.68 × 43,544.89
  4. Step 4: Simplify right side
    93,490.50x = 6,103,150,057.47
  5. Step 5: Solve for x
    x = 6,103,150,057.47/93,490.50
  6. Step 6: Final answer
    x = 65,280.96

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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.