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Finding the Fourth Proportional to 93,674.20, 140,445.60 and 34,502.20

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Solution

The fourth proportional to 93,674.20, 140,445.60 and 34,502.20 is: 51,729.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,674.20 : 140,445.60 = 34,502.20 : x
  2. Step 2: Convert to fraction form
    93,674.20/140,445.60 = 34,502.20/x
  3. Step 3: Cross multiply
    93,674.20x = 140,445.60 × 34,502.20
  4. Step 4: Simplify right side
    93,674.20x = 4,845,682,180.32
  5. Step 5: Solve for x
    x = 4,845,682,180.32/93,674.20
  6. Step 6: Final answer
    x = 51,729.10

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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.