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Finding the Fourth Proportional to 93,666.20, 140,433.60 and 34,494.20

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Solution

The fourth proportional to 93,666.20, 140,433.60 and 34,494.20 is: 51,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,666.20 : 140,433.60 = 34,494.20 : x
  2. Step 2: Convert to fraction form
    93,666.20/140,433.60 = 34,494.20/x
  3. Step 3: Cross multiply
    93,666.20x = 140,433.60 × 34,494.20
  4. Step 4: Simplify right side
    93,666.20x = 4,844,144,685.12
  5. Step 5: Solve for x
    x = 4,844,144,685.12/93,666.20
  6. Step 6: Final answer
    x = 51,717.10

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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.