Home / 93,735.48-140,617.80-30,540.90

Finding the Fourth Proportional to 93,735.48, 140,617.80 and 30,540.90

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Solution

The fourth proportional to 93,735.48, 140,617.80 and 30,540.90 is: 45,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,735.48 : 140,617.80 = 30,540.90 : x
  2. Step 2: Convert to fraction form
    93,735.48/140,617.80 = 30,540.90/x
  3. Step 3: Cross multiply
    93,735.48x = 140,617.80 × 30,540.90
  4. Step 4: Simplify right side
    93,735.48x = 4,294,594,168.02
  5. Step 5: Solve for x
    x = 4,294,594,168.02/93,735.48
  6. Step 6: Final answer
    x = 45,816.10

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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.