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Finding the Fourth Proportional to 93,487.20, 140,210.15 and 26,912.49

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Solution

The fourth proportional to 93,487.20, 140,210.15 and 26,912.49 is: 40,362.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,487.20 : 140,210.15 = 26,912.49 : x
  2. Step 2: Convert to fraction form
    93,487.20/140,210.15 = 26,912.49/x
  3. Step 3: Cross multiply
    93,487.20x = 140,210.15 × 26,912.49
  4. Step 4: Simplify right side
    93,487.20x = 3,773,404,125.21
  5. Step 5: Solve for x
    x = 3,773,404,125.21/93,487.20
  6. Step 6: Final answer
    x = 40,362.79

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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.