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Finding the Fourth Proportional to 93,670.80, 140,506.20 and 27,113.10

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Solution

The fourth proportional to 93,670.80, 140,506.20 and 27,113.10 is: 40,669.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,670.80 : 140,506.20 = 27,113.10 : x
  2. Step 2: Convert to fraction form
    93,670.80/140,506.20 = 27,113.10/x
  3. Step 3: Cross multiply
    93,670.80x = 140,506.20 × 27,113.10
  4. Step 4: Simplify right side
    93,670.80x = 3,809,558,651.22
  5. Step 5: Solve for x
    x = 3,809,558,651.22/93,670.80
  6. Step 6: Final answer
    x = 40,669.65

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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.