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Finding the Fourth Proportional to 93,671.80, 140,507.70 and 27,114.10

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Solution

The fourth proportional to 93,671.80, 140,507.70 and 27,114.10 is: 40,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,671.80 : 140,507.70 = 27,114.10 : x
  2. Step 2: Convert to fraction form
    93,671.80/140,507.70 = 27,114.10/x
  3. Step 3: Cross multiply
    93,671.80x = 140,507.70 × 27,114.10
  4. Step 4: Simplify right side
    93,671.80x = 3,809,739,828.57
  5. Step 5: Solve for x
    x = 3,809,739,828.57/93,671.80
  6. Step 6: Final answer
    x = 40,671.15

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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.